Back Flow Preventer Assembly Industrial Valves
from Petersen Products Co.
Description Backflow Preventor 2", Hydrant. Sage Subcategory Number W910. Shipping Wt. 37 Lb (16.78 Kg) [See More]
- Valve Type: Back Flow
- Media: Water
from Radwell International
BACKFLOW PREVENTER, DOUBLE CHECK VALVE, W/ BALL VALVES & SAE TESTCOCKS, 1-INCH. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow; Ball; Check
from Blacoh Fluid Control, Inc.
1/4" CPVC BACK PRESSURE VALVE, PTFE, NPT, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.25
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
DOUBLE CHECK BACKFLOW PERVENTER, 3/4 INCH SIZE, CAST BRONZE BODY, 175 PSI MAX WATER, 180 F MAX TEMP, 350 PSI MAX HYDROSTATIC TEST PRESSURE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow; Check
- Media: Water
from Blacoh Fluid Control, Inc.
1/4" 316 SS BACK PRESSURE VALVE, PTFE, NPT, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.25
- Primary Material: Stainless Steel
- Maximum Pressure: 150.00
from Radwell International
3/4 INCH BRONZE DUAL CHECK VALVE BACKFLOW PREVENTER, INTERMEDIATE ATMOSPHERIC VENT, FEMALE UNION INLET/OUTLET CONNECTION, VIEGA PROPRESS ADAPTORS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow; Check
- Connection Description: Union
from Blacoh Fluid Control, Inc.
1/2" CPVC BACK PRESSURE VALVE, PTFE, 150# FLANGE, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
BACKFLOW PREVENTER, 3/4 IN FNPT, CAST BRONZE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
from Blacoh Fluid Control, Inc.
1/2" CPVC BACK PRESSURE VALVE, PTFE, UNION, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
BACKFLOW PREVENTER 3/4INCH W/VENT. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
from Blacoh Fluid Control, Inc.
1/2" 316 SS BACK PRESSURE VALVE, PTFE, 150# FLANGE, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: Stainless Steel
- Maximum Pressure: 150.00
from Radwell International
DUAL CHECK VALVE, WITH INTERMEDIATE ATMOSPHERIC VENT, BACKFLOW PREVENTER, MAX BACKFLOW TEMPERATURE: 250 DEGREES FARENHEIT, 175 MAX PSI, 1/2 INCH VALVE DIAMETER. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow; Check
from Blacoh Fluid Control, Inc.
1/2" CPVC BACK PRESSURE VALVE, PTFE, NPT [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
1/2 IN LEAD FREE DOUBLE CHECK VALVE BACKFLOW PREVENTER ASSEMBLY, QUARTER TURN SHUTOFF, SINGLE TOP ENTRY. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow; Check; Shut Off
from Blacoh Fluid Control, Inc.
1/2" CPVC BACK PRESSURE VALVE, PTFE, UNION [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
FILTER/REGULATOR. AW SERIES, SIZE 40, WITH BACKFLOW FUNCTION, 3/4 INCH NPT, RIGHT TO LEFT FLOW DIRECTION. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Media: Air
from Blacoh Fluid Control, Inc.
1/2" 316 SS BACK PRESSURE VALVE, PTFE, NPT [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: Stainless Steel
- Maximum Pressure: 150.00
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITHOUT MOUNT, SQUARE EMBEDDED PRESSURE GAUGE, 0.05-0.85 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Blacoh Fluid Control, Inc.
1/2" 316 SS BACK PRESSURE VALVE, PTFE, 150# FLANGE [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: Stainless Steel
- Maximum Pressure: 150.00
from Radwell International
REGULATOR, AR SERIES, SIZE 20 WITH BACKFLOW FUNCTION, 1/8 INCH PORT, WITH BRACKET, ROUND TYPE PRESSURE GAUGE, NON-RELEIVING TYPE, RIGHT TO LEFT FLOW DIRECTION, UPWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Media: Air
from Blacoh Fluid Control, Inc.
1/2" CPVC BACK PRESSURE VALVE RIGHT ANGLE 90, PTFE, UNION, MINI [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: CPVC
- Maximum Pressure: 150.00
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 10, WITHOUT BACKFLOW, METRIC THREAD, M5 PORT SIZE, WITHOUT MOUNT, WITHOUT PRESSURE GAUGE, 0.02-0.2 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 5
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 10, WITHOUT BACKFLOW, METRIC THREAD, M5 PORT SIZE, WITH SET NUT, WITHOUT PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 5
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/8 PORT SIZE, WITH SET NUT, WITHOUT PRESSURE GAUGE, 0.05-0.85 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/8 PORT SIZE, WITHOUT MOUNT, WITHOUT PRESSURE GAUGE, 0.05-0.85 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITHOUT MOUNT, WITHOUT PRESSURE GAUGE, 0.02-0.2 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITH BRACKET, WITHOUT PRESSURE GAUGE, NPN OUTPUT / BOTTOM ENTRY WIRING, 0.05-0.85 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITH BRACKET, WITHOUT PRESSURE GAUGE, 0.05-0.85 MPA, RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITHOUT MOUNT, SQUARE EMBEDDED PRESSURE GAUGE, 0.02-0.2 MPA, RELIEVING EXHAUST, RIGHT TO LEFT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 20, WITHOUT BACKFLOW, NPT THREAD, 1/4 PORT SIZE, WITHOUT MOUNT, ROUND TYPE PRESSURE GAUGE, 0.02-0.2 MPA, NON-RELIEVING EXHAUST, LEFT TO RIGHT FLOW, DOWNWARD KNOB. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 4
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITHOUT BACKFLOW, RC THREAD, 3/8 PORT SIZE, WITHOUT MOUNT, SQUARE EMBEDDED PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITHOUT BACKFLOW, RC THREAD, 3/8 PORT SIZE, WITHOUT MOUNT, ROUND TYPE PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITHOUT BACKFLOW, G THREAD, 3/8 PORT SIZE, WITHOUT MOUNT, WITHOUT PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITHOUT BACKFLOW, G THREAD, 3/8 PORT SIZE, WITHOUT MOUNT, SQUARE EMBEDDED PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITH BACKFLOW, RC THREAD, 3/8 PORT SIZE, WITHOUT MOUNT, WITHOUT PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from Radwell International
PNUEMATIC REGULATOR, SERIES AR, AR MASS PRO, BODY SIZE 30, WITH BACKFLOW, RC THREAD, 3/8 PORT SIZE, WITH BRACKET, SQUARE EMBEDDED PRESSURE GAUGE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Valve Type: Back Flow
- Number of Ports: 8
- Media: Air
- Connection Description: Threaded
from General Pipe Cleaners
Flood-Guard ™ operates like a check valve to seal off water back-up caused by overloaded sewers. Water flows normally through the drain until the sewer begins to back up. Then the Flood-Guard ™ float rises to seal off the drain opening until the water recedes. A screwdriver and a couple... [See More]
- Valve Type: Float; Back Flow; Check
- Media: Water; Cold Water ; Ground Water; Wastewater
- Primary Material: Stainless Steel; Rubber
- Valve Size: 2.00 to 4.00
from Flomatic Valves
ATMOSPHERIC VACUUM BREAKER - Designed to prevent back-siphonage. Not for potable water. Complies with ASSE 1001. For reference use only. Please check Flomatic's website for the latest valve product specifications. [See More]
- Valve Type: Back Flow; Anti-Siphon
- Maximum Pressure: 125.00
- Valve Size: 0.50 to 1.00
- Media Temperature: 180
from FEBCO
MasterSeries® backflow prevention assemblies aren't just Lead Free. We also redesigned the check and relief valves for superior performance. [See More]
- Valve Type: Double Check (optional feature); Back Flow; Check (optional feature); Shut Off (optional feature)
- Media: Water; Potable Water
- Primary Material: Ductile Iron
- Valve Size: 2.50 to 10.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon; Bushing Valve
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.50
from Zurn Industries LLC
The 350 Double Check Backflow Preventer provides low health hazard protection in non-potable applications. The EZSwap ™ removable pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the Specification Sheet - 350... [See More]
- Valve Type: Double Check; Back Flow
- Valve Size: 1.00
- Media: Water
from Red Valve Company, Inc.
A Revolutionary Design for Backflow Prevention. Tideflex Duckbill Check Valves have low headloss and achieve the tightest possible seal for backflow operations, particularly at low flow rates. The flexibility of the Tideflex Check Valve allows the valve to compress around trapped solids, providing a... [See More]
- Valve Type: Duckbill; Back Flow; Check
- Media: Water; Ground Water
- Primary Material: Rubber
- Valve Size: 4.00 to 102.00
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Brass / Bronze
- Valve Size: 2.00
from HAWE North America Inc.
Load holding valves are pressure valves, which act always on the returnflow side of double acting consumers. They block the return duct according to their set pressure (setting approx. 15% above the max. load pressure) generating a counter force to a pushing (negative) load. Thereforethe pump will... [See More]
- Valve Type: Back Flow; Load Holding Valve
- Media: Hydraulic
- Primary Material: Steel
- Maximum Pressure: 5801.51
from Watts
Series B911, B911S Bronze Combination Fill Valve and Backflow Preventers are for use in commercial and residential hydronic heating systems to provide make-up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a bronze Watts Model 9D backflow... [See More]
- Valve Type: Back Flow
- Media: Water; Steam
- Primary Material: Brass / Bronze
- Valve Size: 0.50
from Flomatic Valves
DUAL CHECK VALVE - 316 stainless steel body with single union. Temp Max: 180 °F(80 °C). Pressure Max: 175 PSI. Complies with ASSE 1024. For reference use only. Please check Flomatic's website for the latest valve product specifications. [See More]
- Valve Type: Double Check; Back Flow; Check
- Valve Size: 0.75 to 1.25
- Primary Material: Stainless Steel
- Maximum Pressure: 175.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Stainless Steel; Steel; Exotic Metal; Alloy 20,Alloy C-276, Monel, Alloy B
- Valve Size: 0.50
from Zurn Industries LLC
The Zurn Wilkins 350 Double Check Backflow Preventer provides low health hazard protection in non-potable applications. The EZSwap ® Pressure Vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Double Check; Back Flow
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Brass / Bronze; Stainless Steel
- Valve Size: 0.50 to 2.00
from Watts
Series BD911 combination fill valve and backflow preventer consists of a Model 9D backflow preventer and Model BD1156F feed water pressure regulator in one pre-assembled unit. This valve is a high capacity valve designed for use on boiler feed lines to provide make-up water to the boiler and prevent... [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Primary Material: Brass / Bronze
from Flomatic Valves
DUAL CHECK with ATMOSPHERIC VENT - Continuous pressure backflow preventer with an intermediate atmospheric vent, with double union ends. Complies with ASSE 1012, not for potable water. For reference use only. Please check Flomatic's website for the latest valve product specifications. [See More]
- Valve Type: Double Check; Back Flow; Check
- Maximum Pressure: 175.00
- Valve Size: 0.75
- Media Temperature: 210
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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; Air; Chemical
- Primary Material: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.50
from Zurn Industries LLC
The 350XL Double Check Backflow Preventer provides low health hazard protection in potable water applications. The EZSwap ™ removable pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Double Check; Back Flow
- Valve Size: 1.00
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Brass / Bronze
- Valve Size: 1.00 to 2.00
from Watts
Series 911, 911S Combination Fill Valve and Backflow Preventers are for use in commercial and residential hydronic heating systems to provide make-up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a brass Watts Model 9D backflow preventer... [See More]
- Valve Type: Back Flow
- Valve Size: 0.50
- Media: Water; Steam
from Flomatic Valves
UNLEADED DUAL CHECK VALVE - Brass body with single union. Complies with ASSE 1024. For reference use only. Please check Flomatic's website for the latest valve product specifications. [See More]
- Valve Type: Double Check; Back Flow; Check
- Valve Size: 0.50 to 1.00
- Primary Material: Brass / Bronze
- Maximum Pressure: 150.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Cartridge (optional feature); Check; Poppet; Relief (optional feature); Anti-Siphon (optional feature)
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Aluminum; Brass / Bronze; Stainless Steel (optional feature); Steel (optional feature); Exotic Metal; Titanium, Monel
- Actuation: Pressure
from Zurn Industries LLC
The Zurn Wilkins 375 Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable applications. The innovative EZSwap ® Pressure Vessel is removed and replaced with the flush fitting tool for faster flushing and testing. To view all options, see the... [See More]
- Valve Type: Back Flow
- Media: Water
from Ames Fire & Waterworks
Series 4000B Reduced Pressure Zone Assemblies prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of bronze body construction, two, in-line independent check valves, replaceable check seats with an intermediate... [See More]
- Valve Type: Back Flow
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Brass / Bronze
- Valve Size: 0.50 to 2.00
from Watts
Model 4000BLT Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted from entering into the potable water supply where flow is in one direction and the possibility of cross-connections exists, such as at a fire hydrant or other non-permanent installation. It consists of... [See More]
- Valve Type: Back Flow
from Flomatic Valves
HOSE CONNECTION VACUUM BREAKERS - Designed to prevent back-siphonage or backflow of water, with vandal resistant features. Complies with ASSE 1011. For reference use only. Please check Flomatic's website for the latest valve product specifications. [See More]
- Valve Type: Back Flow; Anti-Siphon
- Maximum Pressure: 125.00
- Valve Size: 0.75
- Media Temperature: 180
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; PVC; PTFE; FEP Encapsulator
- Valve Size: 0.50
from Zurn Industries LLC
The Zurn Wilkins 375ST Stainless Steel Reduced Pressure Principle Assembly provides high hazard protection for potable applications. Ideal for installation in corrosive conditions. To view all options, see the Specification Sheets - Model 375ST. Features And Benefits. 1" stainless Steel reduced... [See More]
- Valve Type: Back Flow
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 10.00
from Watts
Model 994BLT Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted from entering into the potable water supply where flow is in one direction and the possibility of cross-connection exists, such as at a fire hydrant or other non-permanent installation. It consists of... [See More]
- Valve Type: Back Flow
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel
- Valve Size: 1.00
from Zurn Industries LLC
The Zurn Wilkins 375XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The EZSwap ™ Pressure Vessel is removed and replaced with the Flush Fitting Tool for faster flushing and testing. To view all options, see the Specification... [See More]
- Valve Type: Back Flow
- Valve Size: 1.00
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 10.00
from Watts
Model 994HMB Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted water from entering into the potable water supply where flow is in one direction and the possibility of cross-connections exists, such as at a fire hydrant or other non-permanent installation. It consists of... [See More]
- Valve Type: Back Flow
- Valve Size: 2.50 to 3.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Steel; FEP Encapsulator
- Valve Size: 1.00
from Zurn Industries LLC
The Zurn Wilkins 375XLB Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The black fusion epoxy coated ball valves discourage backflow theft. To view all options, see the Specification Sheets - 375XLB (SIZES 1/2" - 2"). Features And... [See More]
- Valve Type: Back Flow; Ball
- Media: Water
from Ames Fire & Waterworks
Model 4000BLT Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted from entering into the potable water supply where flow is in one direction and the possibility of cross-connections exists, such as at a fire hydrant or other non-permanent installation. It consists of... [See More]
- Valve Type: Back Flow
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Aluminum; Stainless Steel
- Valve Size: 2.50 to 3.00
from Watts
Model 6000HMB Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted water from entering into the potable water supply where flow is in one direction and the possibility of cross-connections exists, such as at a fire hydrant or other non-permanent installation. It consists... [See More]
- Valve Type: Back Flow
- Valve Size: 2.50 to 7.50
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Exotic Metal; PTFE; FEP Encapsulator
- Valve Size: 1.00
from Zurn Industries LLC
The Zurn Wilkins 375XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The EZSwap ® Pressure Vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the... [See More]
- Valve Type: Back Flow
- Media: Water
from Ames Fire & Waterworks
Model 6000HMB Portable Hydrant Meter Backflow Preventers prevent the reverse flow of polluted water from entering into the potable water supply where flow is in one direction and the possibility of cross-connections exists, such as at a fire hydrant or other non-permanent installation. It consists... [See More]
- Valve Type: Back Flow
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Aluminum; Stainless Steel
- Valve Size: 2.50 to 3.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Size: 0.12
from Zurn Industries LLC
Zurn Wilkins 40XL2 In-Line Soft-Seated Single Check Valve is designed for potable water applications. Often used to protect a backflow preventer from water systems pressure fluctuations and water hammer conditions. To view all options, see the Specification Sheet - BF-40XL2. Features And Benefits. [See More]
- Valve Type: Back Flow; Check
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 4.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Cartridge; Check; Poppet; Relief; Sanitary; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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; Air; Chemical
- Primary Material: Stainless Steel
- Valve Size: 0.75
from Zurn Industries LLC
The Zurn Wilkins 975XL2 Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow; Check
- Valve Size: 1.00
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 12.00
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]
- Valve Type: Directional; Lift Check; Back Flow; Check; Poppet; Relief; Sanitary; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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; Air; Chemical
- Primary Material: PTFE; FEP Encapsulator
- Valve Size: 0.75
from Zurn Industries LLC
The Zurn Wilkins 975XL2 Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow; Check
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 10.00
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]
- Valve Type: Directional; Lift Check; Back Flow; Check; Poppet; Relief; Sanitary; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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; Air
- Primary Material: Stainless Steel
- Valve Size: 1.00
from Zurn Industries LLC
The Zurn Wilkins Connected Backflow Preventer w/Wireless Monitor is the first product offering from the line of Zurn Connected Products. The 10-375ASTW1 10" Stainless Steel Reduced Pressure Principle Assembly with Integral Wireless Relief Valve Monitor provides high hazard protection for potable... [See More]
- Valve Type: Back Flow
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276,, Titanium
- Valve Size: 0.50
from Zurn Industries LLC
The Zurn Wilkins Connected Flood Control System (FCIS) is a product line extension of Connected Backflow Preventers in Zurn Connected Products. The FCIS (Connected Flood Control System) Reduced Pressure Principle Assembly with automatic ACV shutoff provides high hazard protection for potable... [See More]
- Valve Type: Control Valve; Back Flow
- Valve Size: 10.00
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 12.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Size: 0.25
from Zurn Industries LLC
The Zurn 10 ” Flow Meter option (10-ZCSM-BTM) combined with the Zurn Connected Pressure Monitor ZCSM-PF assesses your building ’s water consumption, detects potential leaks, and tracks water pressure. Simply, set flow rate and pressure thresholds for real-time alerts through our secure... [See More]
- Valve Type: Back Flow
- Valve Size: 10.00
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 10.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Titanium
- Valve Size: 0.12
from Zurn Industries LLC
The 350XL Double Check Backflow Preventer provides low health hazard protection in potable water applications. The EZSwap ™ removable pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Double Check; Back Flow
- Valve Size: 1.50
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 10.00
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.50
from Zurn Industries LLC
The Zurn Wilkins 975XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for non-potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow; Check
- Media: Water
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]
- Valve Type: Double Check; Back Flow; Check
- Media: Water; Hot Water; Cold Water ; Potable Water
- Primary Material: Stainless Steel
- Valve Size: 2.50 to 4.00
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]
- Valve Type: Directional; Metal Seated; Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Aluminum (optional feature); Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.38
from Zurn Industries LLC
The Zurn Wilkins 975XL2 Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow; Check
- Valve Size: 1.25
- Media: Water
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Aluminum (optional feature); Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.38
from Zurn Industries LLC
The Zurn Wilkins 975XL2 Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The wye pattern, bronze body provides separate access to each check valve and the relief valve for servicing. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow; Check
- Valve Size: 0.50
- Media: Water
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.38
from Zurn Industries LLC
The Zurn Wilkins 860 Ball Type Test Cock is installation on backflow preventers as a test port for attaching a differential pressure gauge. To view all options, see the Specification Sheet. Features And Benefits. 1/4" resilient seated ball type test cock. Male NPT inlet and female NPT outlet. [See More]
- Valve Type: Back Flow
- Media: Water
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]
- Valve Type: Directional; Metal Seated (optional feature); Lift Check; Wafer; Back Flow; Check; Poppet; Relief; Anti-Siphon
- Media: Water; Hot Water; Cold Water ; Ground 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); Hydraulic; Steam; Liquids; Air; Chemical
- Primary Material: Brass / Bronze; Stainless Steel; Steel; Exotic Metal; Alloy 20, Alloy C-276, Titanium
- Valve Size: 0.50
from Zurn Industries LLC
The 350XL Double Check Backflow Preventer provides low health hazard protection in potable water applications. The EZSwap ® removable pressure vessel offers safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Double Check; Back Flow
- Media: Water
from Zurn Industries LLC
The Zurn Wilkins 375XL Reduced Pressure Principle Backflow Preventer provides high hazard protection for potable water applications. The EZSwap ® pressure vessel provides safe and easy line flushing, quick winterization, and simple maintenance and repair. To view all options, see the... [See More]
- Valve Type: Back Flow
- Media: Water
from Zurn Industries LLC
The Zurn Wilkins 350 Double Check Valve Backflow Preventer provides low hazard protection for all applications. To view all options, see the Specification Sheet - Model 350. Features And Benefits. 2-1/2" double check valve assembly with epoxy coated ductile iron body. Short lay-length for small... [See More]
- Valve Type: Double Check; Back Flow; Check
- Media: Water
from Zurn Industries LLC
The Zurn Wilkins 375AST Reduced Pressure Principle Backflow Preventer with stainless Steel body provides high hazard protection with a corrosion resistant, lightweight design. Multiple shut-off and end connections available for installation versatility. To view all options, see the Specification... [See More]
- Valve Type: Back Flow
- Media: Water
from Zurn Industries LLC
The Zurn Wilkins 375 Reduced Pressure Principle Backflow Preventer provides high hazard protection for all applications. The flanged, epoxy coated ductile iron body is available with multiple shut-off valve options for installation versatility. To view all options, see the Specification Sheet -... [See More]
- Valve Type: Back Flow
- Media: Water
from Zurn Industries LLC
Shut Off Valve 48 OS &Y Gate Valve offers a visual indication of valve's open/closed position. Applications include fire sprinkler systems. It is available with flanged, grooved, or flanged x grooved end connections and can be used to stand alone or on Wilkins Backflow Preventers Low-lead law... [See More]
- Valve Type: Back Flow; Gate
- Media: Water