Potable Water Check Valves
from Bonomi North America, Inc.
Double Door Wafer-style Check Valve w/ Viton Seat [See More]
- Media: Water; Potable Water
- Material Of Construction: Ductile Iron
- Valve Type: Wafer
- Valve Size: 10.00
from DFT Inc.
The DFT ® Excalibur ® Silent Check Valve is a spring-assisted, center guided, in-line, check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, gasket, seat, spring, disc with stem and guide... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Aluminum (optional feature); Brass / Bronze (optional feature); Stainless Steel (optional feature); Steel (optional feature); Exotic Metal (optional feature)
- Valve Type: BallDisk; Severe Service
- Valve Size: 2.00 to 24.00
from DFT Inc.
The DFT ® Model DLC ® is a corrosion resistant, dependable, versatile and economical spring assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas or steam, the DLC ® provides tight shut-off and protects other equipment in the system from water... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel; Exotic Metal (optional feature)
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.50 to 3.00
from DFT Inc.
The FBC ™ is a compact, lightweight, insert wafer check valve that easily installs between two flanges. The in-line, spring assisted design prevents "water hammer" and "reverse flow". The FBC ™ contains all of the proven features of the Basic-Check ® valve developed by DFT ® over... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Umbrella; Severe Service
- Valve Size: 1.00 to 4.00
from DFT Inc.
The DFT ® Restrictor Check Valve (RCV) is a versatile, all-purpose, spring-assisted, in-line check valve for applications that require higher cracking pressures to open the check valve than those offered by other DFT ® check valves. Cracking pressures are available from 2 to 40 psi. Like the... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.25 to 2.50
from DFT Inc.
The DSV ® is an in-line spring-assisted check valve designed to prevent flow reversal in industries with strict cleanliness codes. To accommodate various piping arrangements, the DSV ® is available as a "Vertical" or "Horizontal" valve. The Horizontal valve is for Horizontal lines requiring... [See More]
- Media: Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.50 to 3.00
from DFT Inc.
The DSV ® is an in-line spring-assisted check valve designed to prevent flow reversal in industries with strict cleanliness codes. To accommodate various piping arrangements, the DSV ® is available as a "Vertical" or "Horizontal" valve. The Horizontal valve is for Horizontal lines requiring... [See More]
- Media: Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.50 to 3.00
from DFT Inc.
The DFT ® Model GLC ® Silent Check Valve is a spring-assisted, center guided, in-line, flanged check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The valve consists of a body, seat, spring, disc with stem and guide... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Aluminum (optional feature); Brass / Bronze (optional feature); Cast Iron (optional feature); Stainless Steel (optional feature); Steel (optional feature); Exotic Metal (optional feature)
- Valve Type: BallDisk; Severe Service
- Valve Size: 1.00 to 24.00
from DFT Inc.
The DFT ® Basic-Check ® valve is a versatile all-purpose, spring-assisted, in-line check valve that provides reliable, low maintenance service for a wide range of liquids and gases at various pressure/temperature combinations. The valve consists of a guard cage, spring, valve disc, retaining... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.25 to 2.50
from DFT Inc.
The DFT ® Model SCV ® is a corrosion resistant, dependable, versatile and economical spring-assisted, in-line check valve for a wide range of applications. Whether the fluid is liquid, gas or steam, the SCV ® provides tight shut-off and protects other equipment in the system from water... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 0.50 to 3.00
from DFT Inc.
DFT ® Vacuum Breakers provide effective protection against collapse of pressure vessels, tanks and rolls. They prevent condensate "back-up" when equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT ® Vacuum Breakers are used to break siphons,... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Stainless Steel
- Valve Type: BallDisk; Severe Service
- Valve Size: 1.00 to 4.00
from DFT Inc.
The ALC ® is an in-line, spring assisted, single guided "wafer" check valve designed to prevent "water hammer" and "reverse" flow. The lightweight compact design fits between mating flanges and meets API 594 Face-to-Face dimensions. The ALC ® is an easy to maintain check valve for... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Steam
- Material Of Construction: Stainless Steel (optional feature); Steel (optional feature); Exotic Metal (optional feature)
- Valve Type: BallDisk; Umbrella; Severe Service
- Valve Size: 10.00 to 24.00
from DFT Inc.
The DFT ® Model WLC Wafer style Silent Check Valve is a lightweight, spring-assisted, in-line check valve that provides reliable, low maintenance service for a wide range of fluids and pressure/temperature combinations. The joint between the seat ring and body is sealed by the flange gasket upon... [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive
- Material Of Construction: Cast Iron (optional feature); Stainless Steel (optional feature); Steel (optional feature)
- Valve Type: BallDisk; Umbrella; Severe Service
- Valve Size: 1.00 to 10.00
from FEBCO
In-Line Design Double Check Valve Assemblies are designed to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They feature a Lead Free* cast copper silicon alloy body and threaded ball valve end connections. Maximum Working... [See More]
- Media: Water; Potable Water
- Material Of Construction: Ductile Iron (optional feature); Copper (optional feature)
- Valve Type: Double Check
- Valve Size: 0.50 to 10.00
from Hayward Flow Control
New Full Pattern Wafer Check Valves in PVC and CPVC, sizes 2" - 8' with FPM or EPDM Gasket and Disc Seals. Spring return option in 316 Stainless Steel or Hastelloy materials. No spacers or specialty flanges required. Features. Robust Full Pattern Body in PVC, CPVC and Coming Soon, GFPP. No Need for... [See More]
- Media: Water; Potable Water; Wastewater
- Valve Size: 2.00 to 8.00
- Material Of Construction: PVC; CPVC
- Connection Description: Threaded
from Xiamen Landee Industries Co., Ltd.
Key Specifications/Special Features: Working pressure: 125 TO 300LBS. Size range: DN200 to DN1000. Materials: Body: GGG50. Disk: GGG50. Shaft: SS420. Sealing ring: brass. Operated way: with counter weight. Suitable media: water [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Ductile Iron
- Valve Type: Swing
- Valve Size: 7.87 to 39.37
from Sharpe Valves
Outside screw/yoke, bolted bonnet, integral seats, flanged ends [See More]
- Media: Water; Cold Water ; Potable Water; Wastewater; Gas; Gasoline / Diesel Fuel
- Material Of Construction: Stainless Steel; Steel
- Valve Type: Swing
- Valve Size: 0.50
from Ames Fire & Waterworks
Series ASCV Anti-Siphon/Chemigation Check Valves are used to prevent backflow of mixtures of water and chemicals into the water supply. The spring swing silent check valve is extremely efficient. Series ASCV also features a built in vacuum breaker to provide air release and vacuum relief when flow... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 3.00 to 12.00
- Material Of Construction: Steel
- Maximum Pressure: 150.00
from AVK International A/S
Swing and ball check valves. The ductile iron body, made in a modern design with soft sealing elements in an advanced rubber quality from AVK ’s own rubber factory, will ensure an efficient shut-off whenever needed. Most of AVK ’s products in the fire protection range hold... [See More]
- Media: Water; Cold Water ; Potable Water
- Media Temperature: 158
- Valve Size: 2.00 to 3.00
- Agency: DIN
from Check-All Valve Mfg. Co.
The Bushing Valve is a check valve with a standard bushing housing. The valve is adaptable to many types of service applications. It has very little restriction and produces a low pressure drop. It can be used quite effectively in systems where flow and pressure drop are critical by the use of a... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from Mid-America Fittings, Inc.
Black acetal copolymer with food grade nitrile rubber o-rings [See More]
- Media: Water; Potable Water
- Valve Size: 0.24 to 0.47
- Material Of Construction: Acetal
- Connection Description: Tube Fitting; 6mm Inlet 12mm Outlet
from KSB AG
Flanged end swing check valve with or without lining, soft-seated, no dead volumes; in straight-way pattern with slanted seat; with internal hinge pin and soft rubber coated disc. Applications. In building services, industrial plants and power stations;suitable for drinking water, service water,... [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Swing
- Valve Size: 0.98 to 5.91
from Sea Tech, Inc.
35 Series products are manufactured in polysulfone and certified to NSF-61, NSF-14, CSA B137.5, ASTM F877, IGC 188-04c and recognized by the Uniform Plumbing Code. [See More]
- Media: Water; Potable Water
- Valve Size: 0.25 to 1.00
- Material Of Construction: Polysulfone
- Connection Description: Threaded (optional feature); Union (optional feature); Tube Fitting (optional feature)
from Mueller Steam Specialty
Recommended for use in higher temperature or pressure applications. [See More]
- Media: Hydraulic (optional feature); Air; Compressed Air (optional feature); Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); High Temp and Pressure Applications
- Material Of Construction: Carbon Steel
- Valve Type: BallDisk
- Valve Size: 2.00 to 4.00
from NIBCO INC.
NIBCO ® HydraPure ®, a new generation of lead-free valves and cast fittings comprised of Silicon Performance Bronze ® alloys designed to meet the stringent lead-free laws. Unlike brass alloys, our Performance Bronze alloy used in the manufacture of HydraPure fittings and valves is... [See More]
- Media: Water; Potable Water
- Agency: MSS SP-80, NSF/ANSI 61 and NSF/ANSI 372
- Valve Type: Swing
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Swing
- Valve Size: 14.00 to 36.00
from FEBCO
MasterSeries® backflow prevention assemblies aren't just Lead Free. We also redesigned the check and relief valves for superior performance. [See More]
- Media: Water; Potable Water
- Material Of Construction: Ductile Iron
- Valve Type: Double Check (optional feature); Back Flow
- Valve Size: 2.50 to 10.00
from Hayward Flow Control
SLC Series Y-Check valves are available in PVC only. Seals are FPM or EPDMand are offered in threaded body version only. True union end connections are available in socket or threaded styles. All valves are assembled with silicone free lubricant. Features. PVC. Full Flow Design. Closes with No Back... [See More]
- Media: Water; Potable Water; Wastewater
- Valve Size: 0.50 to 4.00
- Material Of Construction: PVC
- Connection Description: Threaded; Socket Weld
from Xiamen Landee Industries Co., Ltd.
Key Specifications/Special Features: Working pressure: PN10; PN16. Body materials: cast iron, ductile iron, aluminum bronze, stainless steel and carbon steel. Applicable temperature: from -40 to +230 degrees C. Size range: from 2 to 40 inches diameter (DN25 to DN1000mm). Face to face according to... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Aluminum; Brass / Bronze; Cast Iron; Ductile Iron; Stainless Steel; Steel; Carbon Steel
- Valve Type: Swing
- Valve Size: 2.00 to 40.00
from Sharpe Valves
Class 800, ASTM A182/F316L, 316L body/bonnet, threaded or socket weld [See More]
- Media: Water; Cold Water ; Potable Water; Wastewater; Gas; Gasoline / Diesel Fuel
- Material Of Construction: Stainless Steel
- Valve Type: Wafer
- Valve Size: 0.50
from Ames Fire & Waterworks
The Series 3000BM1 Double Check Detector Assembly (DCDA) is specifically designed to protect against possible backpressure and backsiphonage conditions for non-health hazard (i.e., pollutant) application in accordance with Local Governing Water Utility Code. This device assembly is primarily used on... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Brass / Bronze
- Valve Type: Double Check; Back Flow
- Valve Size: 2.00
from AVK International A/S
Wide variety of ball check valves and swing check valves including recoil check valves. The recoil check valve is a high performance, fast acting, non-slam check valve used to prevent flow reversal. Mechanical assistance is given by a combination of inertia reduction, concentration of mass and ideal... [See More]
- Media: Water; Cold Water ; Potable Water
- Valve Size: 4.00 to 24.00
- Material Of Construction: Ductile Iron
- Connection Description: BoltFlange
from Check-All Valve Mfg. Co.
The Butt Weld (B4) check valve is a one piece body machined from bar stock, eliminating porosity concerns and providing uniform density for more consistent welds. Made to ASME/ANSI B16.25 for schedule 40 pipe, it carries rugged, dependable Check-All trim with a wide variety of seat materials and... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Stainless Steel; Steel; Exotic Metal; Alloy 20,Alloy C-276, Monel, Alloy B
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from KSB AG
Flanged end swing check valve with or without lining, soft-seated, no dead volumes; in straight-way pattern with slanted seat; with internal hinge pin and soft rubber coated disc. Applications. In building services, industrial plants and power stations;suitable for drinking water, service water,... [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Swing
- Valve Size: 0.98 to 11.81
from Sea Tech, Inc.
Metric fittings are manufactured in several high performance materials that are FDA and NSF-61 certified for drinking water. [See More]
- Media: Water; Potable Water
- Valve Size: 0.50 to 0.59
- Material Of Construction: Brass / Bronze
- Connection Description: Threaded
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze
- Valve Type: Wafer
- Valve Size: 1.00 to 10.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Brass / Bronze; Cast Iron
- Valve Type: Swing
- Valve Size: 2.00 to 12.00
from FEBCO
Reduced Pressure Zone Assemblies are used to protect against high hazard (toxic) fluids in water services to industrial plants, hospitals, morgues, mortuaries, and chemical plants. They are also used in irrigation systems, boiler feed, water lines and other installations requiring maximum... [See More]
- Media: Water; Potable Water
- Valve Size: 0.50 to 10.00
- Material Of Construction: Brass / Bronze (optional feature); Copper (optional feature)
- Connection Description: Threaded (optional feature); BoltFlange (optional feature)
from Hayward Flow Control
SW Series swing check valves are offered in PVC, Corzan CPVC and PP. Seals and seats are FPM or EPDM. A counterweight is an option for added stability. Swing check valves are furnished with two o-ring flange seals so no additional gaskets are required for installation. All valves are assembled with... [See More]
- Media: Water; Potable Water; Wastewater
- Material Of Construction: Corzan; PVC; CPVC; PP
- Valve Type: Swing
- Valve Size: 3.00 to 8.00
from Xiamen Landee Industries Co., Ltd.
Swing Check Valve with Cast Iron, Ductile Iron, Aluminum Bronze, and Stainless Steel Materials. Model Number:LD 016-WCK4. Key Specifications/Special Features: Working pressure: PN10, PN16, 125LBS. Body materials: cast iron, ductile iron, aluminum bronze, stainless steel, and carbon steel. Applicable... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Aluminum; Brass / Bronze; Cast Iron; Ductile Iron; Stainless Steel; Steel
- Valve Type: Swing
- Valve Size: 2.00 to 40.00
from Sharpe Valves
200 psi, WOG at 350 °F, screwed cap, integral seats [See More]
- Media: Water; Cold Water ; Potable Water; Wastewater; Gas; Gasoline / Diesel Fuel
- Material Of Construction: Steel
- Valve Type: Swing
- Valve Size: 0.50
from Ames Fire & Waterworks
Series 2000B Double Check Valve Assemblies prevent the backflow of contaminated water into the potable water supply. It consists of a bronze body construction that is easy to maintain and service. Series 2000B is ideal at referenced cross-connections identified as non-health hazard applications. [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Brass / Bronze; Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 0.50 to 2.00
from Check-All Valve Mfg. Co.
The Connector Valve is a check valve with a hex nipple or connector housing. It is designed to be used in installations where check valves with male pipe threads are required. The Connector Valve is adaptable for use as a check valve, vacuum breaker, or low pressure relief valve. Two valves used in... [See More]
- Media: Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from Sea Tech, Inc.
Metric fittings are manufactured in several high performance materials that are FDA and NSF-61 certified for drinking water. [See More]
- Media: Water; Potable Water
- Valve Size: 0.59
- Material Of Construction: Brass / Bronze
- Maximum Pressure: 100.00 to 250.00
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze
- Valve Type: Wafer
- Valve Size: 1.00 to 10.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Brass / Bronze; Cast Iron
- Valve Type: Swing
- Valve Size: 2.00 to 12.00
from Hayward Flow Control
TC Series true union ball check valves are offered in PVC, Corzan CPVC, and PP. O-rings and seats are FPM or EPDM. 1/4 in. and 3/8 in. sizes are PVConly and are trim check design. They have socket or threaded end connections. Others up to 2 in. sizes have socket and threaded end connections. All... [See More]
- Media: Water; Potable Water
- Valve Size: 0.25 to 6.00
- Material Of Construction: Corzan; PVC; CPVC; PP
- Connection Description: Threaded; Socket Weld
from Xiamen Landee Industries Co., Ltd.
Cast Steel Check Valve Delivered in 30 Days. Model Number: LD-003-CK. Key Specifications/Special Features: Manufacturing standards: API, ANSI, BS, DIN, JIS. Size range: from 1/2 inch to 32 inch (DN15mm - DN800mm). Pressure: from ANSI class 150 to 2500 (PN1.6-42MPa). Operating temperature: from -196... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Stainless Steel; Steel; Carbon Steel
- Valve Type: Swing
- Valve Size: 0.50 to 32.00
from Ames Fire & Waterworks
Series 2000B-FP Double Check Valve Assemblies with Gear Operated Slow Close Isolation Valves prevent the backflow of contaminated water into the potable water supply. It consists of a bronze body construction that is easy to maintain and service. Series 2000B-FP is ideal at referenced... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Brass / Bronze
- Valve Type: Double Check; Back Flow
- Valve Size: 1.00 to 2.00
from Check-All Valve Mfg. Co.
The CAV series of valves are not catalog items but rather are custom designed and tailored to meet customer specific connections or valve configurations. If you have a check valve application where our standard catalog items do not quite match what you are looking for, contact our sales department... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Aluminum; Brass / Bronze; Stainless Steel (optional feature); Steel (optional feature); Exotic Metal; Titanium, Monel
- Valve Type: Cartridge (optional feature); Lift Check; Poppet; Back Flow
- Connection Description: Threaded (optional feature); Compression (optional feature); BoltFlange (optional feature); Clamp Flange (optional feature); Union (optional feature); Tube Fitting (optional feature); Butt Weld (optional feature); Socket Weld (optional feature); Face Seal (optional feature)
from Sea Tech, Inc.
Metric fittings are manufactured in several high performance materials that are FDA and NSF-61 certified for drinking water. [See More]
- Media: Water; Potable Water
- Connection Description: Threaded
- Valve Size: 0.59
- Maximum Pressure: 100.00 to 250.00
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Carbon Steel
- Valve Type: BallDisk
- Valve Size: 2.00 to 30.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Swing
- Valve Size: 2.00 to 12.00
from Hayward Flow Control
WC Series wafer check valves are offered in PVC, PP and PVDF. O-ring material is FPM, EPDM or PTFE encapsulated FPM. Sizes up to 8 in. are supplied with a spacer in PVC and PP materials only. Spacers are not required for DIN or PVDF pipe installations. Spacers allow full disk opening and are... [See More]
- Media: Water; Potable Water; Wastewater
- Material Of Construction: PVC; PP; PVDF
- Valve Type: Wafer
- Valve Size: 2.00 to 20.00
from Xiamen Landee Industries Co., Ltd.
Swing Check Valves, Pressure from ANSI Class 150 to 2500 (PN1.6-42MPa). Model Number:LD-003-CK2. Key Specifications/Special Features: Pressure: from ANSI class 150 to 2500 (PN1.6-42MPa). Manufacturing standards: API, ANSI, BS, DIN, JIS. Size range: from 1/2 inch to 32 inch (DN15mm - DN800mm). [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Aluminum; Brass / Bronze; Cast Iron; Ductile Iron; Stainless Steel; Steel; Carbon Steel
- Valve Type: Swing
- Valve Size: 0.50 to 32.00
from Ames Fire & Waterworks
Series 1000DCV Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire or automatic sprinkler systems. It consists of a cast iron body construction with choice of flanged or threaded connections. Series 1000DCV can be installed in... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 1.50 to 2.00
- Material Of Construction: Cast Iron
- Maximum Pressure: 350.00
from Check-All Valve Mfg. Co.
Flange Insert valves are the ultimate check valves in flanged systems. They provide the simplest most economical way to install check valves in a piping system, the valve body automatically positions the valve and holds it in place while bolts are being installed and tightened. All that is required... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; FEP Encapsulator; PVC; PTFE
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Carbon Steel
- Valve Type: Wafer
- Valve Size: 1.00 to 10.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Swing
- Valve Size: 2.00 to 12.00
from Hayward Flow Control
YC Series y-check valves are offered in PVC and Corzan CPVC. O-rings are FPM standard but EPDM is available. All sizes are either socket, threaded or flanged body style. True union socket or threaded end connections are available. For spring-loaded y-check valves, see the SLC Series. All valves are... [See More]
- Media: Water; Potable Water; Wastewater
- Valve Size: 0.50 to 4.00
- Material Of Construction: Corzan; PVC; CPVC; PP
- Connection Description: Threaded; Socket Weld
from Xiamen Landee Industries Co., Ltd.
Swing Check Valve, Flange Drilling According to ANSI125/150, DIN2501 PN10/PN16, and AS2129 Table E. Model Number:LD 016-WCK1. Key Specifications/Special Features: Key Specifications/Special Features: Working pressure: PN10, PN16, 125lb. Body materials: cast iron, ductile iron, aluminum bronze,... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Aluminum; Brass / Bronze; Cast Iron; Ductile Iron; Stainless Steel; Steel; Carbon Steel
- Valve Type: Swing
- Valve Size: 2.00 to 40.00
from Ames Fire & Waterworks
Series ACVW-125 Cast Iron Silent Check Valves are designed to prevent water hammer effect. The conical spring design allows the closure disc to travel more distance than other valves of this style, allowing a greater flow coefficient (Cv). Series ACVW-125 can be installed in either the horizontal or... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 2.00 to 10.00
- Material Of Construction: Cast Iron
- Maximum Pressure: 200.00
from Check-All Valve Mfg. Co.
The Check-All Flanged & Drilled check valve is a one-piece cast body valve with ANSI/ASME B16.5 Class 150 flanged ends. The HVFD series valve is used when higher flow rates and lower pressure drops are required. The valve is available in sizes 1 through 10 inches and standard materials of 316... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 1.00
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge applications. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze
- Valve Type: BallDisk
- Valve Size: 2.00 to 30.00
from Mueller Company
Preferred Source for Water Distribution Products for more than 150 years... Since 1857, the Mueller name has been known for innovative Water Distribution Products of superior quality. We are North America's largest and only full-line supplier of potable Water Distribution Products. Our products are... [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 2.00
- Valve Type: Double Check
- Connection Description: Threaded; Meter Swivel Nut
from Xiamen Landee Industries Co., Ltd.
Wafer Check Valves with Stainless Steel CF8, API, ANSI, BS and DIN Manufacturing Standards. Model Number: LD 003-CK1. Key Specifications/Special Features: Body materials: carbon steel, alloy steel and stainless steel. Manufacturing standards: API, ANSI, BS and DIN. Sizes range: from 2 to 48-inch... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Stainless Steel; Steel; Carbon Steel
- Valve Type: Wafer
- Valve Size: 2.00 to 40.00
from Ames Fire & Waterworks
Series FPP (Plain) and FFF (Flanged) Check Valves are designed to permit free flow in one direction and to prevent return flow in the opposite direction. The unique design of the Ames "Spring-Swing" check valve enables it to function with an extremely high degree of efficiency. This efficiency is... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 3.00 to 10.00
- Material Of Construction: Steel
- Maximum Pressure: 150.00
from Check-All Valve Mfg. Co.
The Check-All Flanged & Drilled - PTFE Lined check valve is a one-piece body valve with ANSI/ASME flanged ends. The valve has a solid one-piece PTFE liner, which covers the flange faces out to the raised face diameter. All wetted surfaces are fluoropolymer (PTFE/FEP/PFA) including the FEP... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Steel; FEP Encapsulator
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 1.00
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Used extensively in pump suction and discharge. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Cast Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 30.00
from Mueller Company
INLINE, ANGLE AND TOP ENTRY IRON YOKE CHECK VALVE. Angle dual check valve. Inlet: Lock nut. Outlet: MUELLER 110 ™. Conductive Compression. Connection for CTS O.D.* tubing. [See More]
- Media: Water; Potable Water
- Material Of Construction: Cast Iron
- Valve Type: Double Check
- Valve Size: 0.62 to 0.75
from Xiamen Landee Industries Co., Ltd.
API, ANSI, BS, DIN-Standard Wafer Check Valves. Model Number: LD 016-WCK. Key Specifications/Special Features: Manufacturing standards: API, ANSI, BS, DIN. Sizes range: from 1" diameter to 24" diameter (DN25mm - DN600mm). Pressure: from ANSI class 150 to 2500 (PN1.6 - 42MPa). Body materials: carbon... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; LP Gas; Natural Gas; Sour Gas
- Material Of Construction: Stainless Steel; Steel; Carbon Steel
- Valve Type: Wafer
- Valve Size: 1.00 to 24.00
from Ames Fire & Waterworks
Series LF4000B Reduced Pressure Zone Assemblies are designed to protect potable water supplies in accordance with national plumbing codes and water authority requirements. This series can be used in a variety of installa tions, including the prevention of health hazard cross connections in... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Copper
- Valve Type: Double Check; Back Flow
- Valve Size: 0.50 to 2.00
from Check-All Valve Mfg. Co.
The Lined Pipe Insert valve is designed to mate between two flanges on most lined pipe systems. It provides the simplest most economical way to install a check valve in a lined piping system. No gaskets are required, just spread the flanges, center the valve and bolt the flanges together. Lined Pipe... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Exotic Metal; FEP Encapsulator; PTFE
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 1.00
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. Elastomer seats provide bubble-tight shutoff. [See More]
- Media: Hydraulic (optional feature); Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Cast Iron
- Valve Type: Wafer
- Valve Size: 2.00 to 54.00
from Mueller Company
MUELLER CO. offers a full range of service line dual check valves. These valves are available in angle or in line styles and can be used on copper meter yokes, cast iron meter yokes, cast iron meter boxes or in custom meter installations. Dual check valves are used to prevent the backflow of... [See More]
- Media: Water; Potable Water
- Valve Size: 1.50 to 2.00
- Valve Type: Double Check
- Maximum Pressure: 175.00
from Ames Fire & Waterworks
The Colt LFC300, LFC300N Double Check Detector Assemblies are used to prevent backflow of pollutants, that are objectionable but not toxic, from entering the potable water supply system. The Colt LFC300, LFC300N maybe installed under continuous pressure service and may be subjected to backpressure. [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 10.00
from Check-All Valve Mfg. Co.
The Check-All Mini-Check is a three piece constructed check valve. The valve is designed for minimum pressure drops. The three piece construction permits many combinations of end fittings, which makes the valve adaptable for nearly every application. The Mini-Check is available with 1/8, 1/4, and... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.12
from Mueller Steam Specialty
Can be used in a variety of applications including: chilled and hot water systems, refrigeration, plumbing, air conditioning, gas and liquid applications, water filtration, oxygen systems, boiler feed lines, centrifugal pump and compressor systems and process applications. [See More]
- Media: Hydraulic; Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater; Gas; Gasoline / Diesel Fuel; High Purity; LP Gas; Natural Gas; Sour Gas; Specialty Corrosive; Process Industries, Construction
- Material Of Construction: Aluminum (optional feature); Brass / Bronze (optional feature); Stainless Steel (optional feature)
- Valve Type: BallDisk
- Valve Size: 2.00 to 36.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Ductile Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 24.00
from Ames Fire & Waterworks
The Maxim LFM300, LFM300N Double Check Detector Assemblies are used to prevent backflow of pollutants, that are objectionable but not toxic, from entering the potable water supply system. The Maxim LFM300, LFM300N may be installed under continuous pressure service and may be subjected to... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 10.00
from Check-All Valve Mfg. Co.
The Sanitary Cartridge Valve is a 316 stainless steel check valve for use in new or existing sanitary systems. The SCV design seals on the ID of sanitary ferrules with replaceable food grade seals (Standard is FDA EPDM). The valves fit the Alfa Laval Inc. Bevel Seat and Tri-Clamp ® fittings, the... [See More]
- Media: Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Stainless Steel
- Valve Type: Cartridge; Lift Check; Poppet; Back Flow
- Valve Size: 0.75
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze (optional feature); Cast Iron (optional feature)
- Valve Type: Wafer
- Valve Size: 1.50 to 12.00
from Mueller Company
bull; Meets or exceeds all applicable requirements of ANSI/AWWA C508 Standard. • Flanged end dimensions and drilling comply with ANSI B16.1, class 125. • Iron body, bronze mounted (IBBM). • Choice of gravity operated, lever and weight operated, or lever and spring operated valves. [See More]
- Media: Water; Potable Water
- Material Of Construction: Ductile Iron
- Valve Type: BallDisk
- Valve Size: 3.00 to 16.00
from Ames Fire & Waterworks
Series 1000SS Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. It consists of a stainless steel body construction with flanged connections, and stainless steel linkage parts. Series 1000SS is lightweight,... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 4.00 to 10.00
- Material Of Construction: Stainless Steel
- Maximum Pressure: 175.00
from Check-All Valve Mfg. Co.
For over 35 years, the compact, fluoropolymer (PTFE/FEP/PFA), Sanitary Insert Valve has been used as the most economical solution to providing a check valve in a new or existing sanitary piping system. This valve style is designed to fit into grooved-end clamp-type fittings. Since the Sanitary... [See More]
- Media: Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: FEP Encapsulator; PTFE
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.75
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze (optional feature); Cast Iron (optional feature)
- Valve Type: Wafer
- Valve Size: 1.50 to 12.00
from Mueller Company
MUELLER CO. offers a full range of service line dual check valves. These valves are available in angle or in line styles and can be used on copper meter yokes, cast iron meter yokes, cast iron meter boxes or in custom meter installations. Dual check valves are used to prevent the backflow of... [See More]
- Media: Water; Potable Water
- Agency: AWWA; ASSE 1024
- Maximum Pressure: 175.00
from Ames Fire & Waterworks
Series M300Na Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating bi-link check valves,... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 4.00
from Check-All Valve Mfg. Co.
The 3-A Sanitary Check Valve is an all 316/316L stainless steel check valve with a standard 32 Ra or better finish, (finer available) for use in new or existing sanitary systems. The 3SC design seals on the ID of sanitary ferrules with 3-A specified materials (standard is EPDM). The valve seals... [See More]
- Media: Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Stainless Steel
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 1.00
from Mueller Steam Specialty
Designed for installation in pump discharge piping where it performs triple duty. It acts as a spring loaded silent check valve, a shutoff valve, and a balancing valve. Used in conjunction with the Mueller Steam Specialty suction diffuser, it constitutes a compact and effective complete pump... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water
- Material Of Construction: Cast Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 14.00
from Mueller Company
MUELLER Valves and Couplings are manufactured and tested in accordance with ANSI/AWWA C800. Components in. contact with potable water will also comply with latest requirements of the Federal Safe Drinking Water Act. [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 0.75
- Material Of Construction: Cast Iron
- Connection Description: F.I.P
from Ames Fire & Waterworks
Series 3000SS Double Check Detector Assemblies prevent the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 12.00
from Check-All Valve Mfg. Co.
The Straight Sided Insert is a thread less check valve. designed to be inserted into any cavity where a check valve is needed and threads are not desired. Available Materials: 316 Stainless Steel (SS). Carbon Steel (CS). Alloy 20 (A2). Alloy C-276 (HC). Brass (BR). Alloy B (HB). MONEL ® (MO) [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276,, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from Mueller Steam Specialty
Designed for installation in pump discharge piping where it performs triple duty. It acts as a spring loaded silent check valve, a shutoff valve, and a balancing valve. Used in conjunction with the Mueller Steam Specialty suction diffuser, it constitutes a compact and effective complete pump... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water
- Material Of Construction: Ductile Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 14.00
from Mueller Company
MUELLER Valves and Couplings are manufactured and tested in accordance with ANSI/AWWA C800. Components in. contact with potable water will also comply with latest requirements of the Federal Safe Drinking Water Act. [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 1.00
- Material Of Construction: Cast Iron
- Connection Description: Copper Flare Nut
from Ames Fire & Waterworks
Series M300, M300N Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 10.00
from Check-All Valve Mfg. Co.
The Tubing Check Valve-Flared is a three piece constructed valve with 37 º flared ends which conform to J. I. C. and S. A. E. Hydraulic Standards. These valves are designed for maximum flow with minimal pressure drop. Available Materials: 316 Stainless Steel (SS). Brass (BR). Carbon Steel (CS) [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.25
from Mueller Steam Specialty
Can be used in a variety of applications including: chilled and hot water systems, refrigeration, plumbing, air conditioning, gas and liquid applications, water filtration, oxygen systems, boiler feed lines, and centrifugal pump and compressor systems. [See More]
- Media: Hydraulic (optional feature); Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Refrigeration, Plumbing
- Material Of Construction: Cast Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 36.00
from Mueller Company
MUELLER Valves and Couplings are manufactured and tested in accordance with ANSI/AWWA C800. Components in. contact with potable water will also comply with latest requirements of the Federal Safe Drinking Water Act. [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 1.00
- Material Of Construction: Cast Iron
- Connection Description: Compression
from Ames Fire & Waterworks
Series 3000SE Double Check Detector Assembly is ideal for space restricted retrofit installations. It's long life 300 Series stainless steel housing, along with the cartridge check assembly substantially reduces the need to service or repair the assembly. This model is 100% lead free through the... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50
from Check-All Valve Mfg. Co.
The Tubing Check Valve is a three piece constructed check valve with flareless tube ends. The valve is designed for minimum pressure drops. The valves are furnished complete with ferrules and nuts. Available Materials: 316 Stainless Steel (SS). Brass (BR). Carbon Steel (CS) [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.12
from Mueller Steam Specialty
Can be used in a variety of applications including: chilled and hot water systems, refrigeration, plumbing, air conditioning, gas and liquid applications, water filtration, oxygen systems, boiler feed lines, and centrifugal pump and compressor systems. [See More]
- Media: Hydraulic (optional feature); Air; Compressed Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Refrigeration, Plumbing
- Material Of Construction: Cast Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 24.00
from Mueller Company
MUELLER Valves and Couplings are manufactured and tested in accordance with ANSI/AWWA C800. Components in. contact with potable water will also comply with latest requirements of the Federal Safe Drinking Water Act. [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 1.00
- Material Of Construction: Cast Iron
- Connection Description: M.I.P
from Ames Fire & Waterworks
Series 2000SS Double Check Valve Assemblies prevent the backflow of polluted water from entering into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body and low head loss. Series... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 12.00
from Check-All Valve Mfg. Co.
The Union Insert Valve is the threaded pipe counterpart of the Flange Insert Valve. Designed to be inserted into most standard ground joint unions, it provides the simplest and most economical way to install a check valve in a threaded pipe system. A check valve may be installed anywhere in the... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.50
from Mueller Steam Specialty
Designed for installation in pump discharge grooved end piping systems where it performs triple duty. It acts as a spring loaded silent check valve, a shutoff valve, and a balancing valve. Used in conjunction with a Mueller Steam Specialty suction diffuser, it constitutes a compact and effective... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water; Salt Water
- Material Of Construction: Ductile Iron
- Valve Type: BallDisk
- Valve Size: 2.00 to 12.00
from Mueller Company
MUELLER Valves and Couplings are manufactured and tested in accordance with ANSI/AWWA C800. Components in. contact with potable water will also comply with latest requirements of the Federal Safe Drinking Water Act. [See More]
- Media: Water; Potable Water
- Valve Size: 0.62 to 1.00
- Material Of Construction: Cast Iron
- Connection Description: Pack Joint Connection
from Ames Fire & Waterworks
Series C200, C200N Double Check Valve Assemblies prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check valves, two shutoff valves, and four test cocks. It... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 10.00
from Check-All Valve Mfg. Co.
The Universal High Pressure check valve is a one piece body machined from bar stock with female pipe threads. The valve is designed and manufactured for high pressure applications. For applications below 3000 PSIG, view our UN-3 series. Available Materials: 316 Stainless Steel (SS). Alloy B (HB). [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Aluminum (optional feature); Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.38
from Mueller Steam Specialty
Designed to prevent surge, backflow, and water hammer in liquid service. These check valves are available in cast iron, bronze or stainless steel, pressure and temperature conditions will dictate the appropriate body material. For air and gas applications, consult factory. [See More]
- Media: Hydraulic (optional feature); Air (optional feature); Compressed Air (optional feature); Water; Hot Water; Cold Water ; Potable Water; Salt Water; Gas (optional feature); Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Brass / Bronze (optional feature); Cast Iron (optional feature); Stainless Steel (optional feature)
- Valve Type: BallDisk
- Valve Size: 0.25 to 2.00
from Ames Fire & Waterworks
Series M200, M200N Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating tri-link check... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 10.00
from Check-All Valve Mfg. Co.
The Universal Low Pressure check valve is a one piece body machined from bar stock and is designed for minimum pressure drop. The valve is light, compact, and provides maintenance free dependable service. For applications above 3000 PSIG, view our UN-10 series. For applications where weld joint are... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.38
from Mueller Steam Specialty
Designed for liquids and gases where flow reversal can cause surge and water hammer. [See More]
- Media: Hydraulic (optional feature); Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water; Wastewater (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature)
- Material Of Construction: Stainless Steel (optional feature); Carbon Steel
- Valve Type: Wafer
- Valve Size: 2.00 to 12.00
from Ames Fire & Waterworks
Series M200Na Double Check Valve Assemblies are specifically designed for high flow fire systems to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. Its compact housing consists of two independently operating bi-link check valves,... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Material Of Construction: Stainless Steel
- Valve Type: Double Check; Back Flow
- Valve Size: 2.50 to 4.00
from Check-All Valve Mfg. Co.
The Universal Socket Weld check valve is machined from bar stock and designed for a minimum pressure drop. It carries rugged, dependable Check-All trim and there is a wide variety of seat materials and cracking pressures to choose from. This valve series is particularly attractive when weld joints... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Back Flow
- Valve Size: 0.38
from Ames Fire & Waterworks
Series 1000DCV Detector Check Valves are used in fire protection applications to detect leakage or unauthorized use of water in fire sprinkler systems. This Series features a fabricated steel body construction and stainless steel linkage. Model 1000DCV comes with 125# flanged ends, Model 1005DCV... [See More]
- Media: Water; Hot Water; Cold Water ; Potable Water
- Valve Size: 4.00 to 10.00
- Material Of Construction: Steel
- Maximum Pressure: 175.00
from Check-All Valve Mfg. Co.
The Wafer Insert (WV) valve is designed to fit between two mating ANSI flanges. Two gaskets are required, instead of the one normally used. The "drop in" valve body fits inside the bolt circle for quick installation and removal in rigid piping applications where the use of the F1, F6, or FP are not... [See More]
- Media: Hydraulic; Air; Water; Hot Water; Cold Water ; Potable Water; Salt Water (optional feature); Gas; Gasoline / Diesel Fuel (optional feature); High Purity (optional feature); LP Gas (optional feature); Natural Gas (optional feature); Sour Gas (optional feature); Specialty Corrosive (optional feature); Steam; Liquids
- Material Of Construction: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Type: Lift Check; Poppet; Wafer; Back Flow
- Valve Size: 0.50