Products & Services
See also: Categories | Featured Products | Technical Articles | More Information-
Supplier: Liberty Pumps
Description: Heavy cast iron construction Integrated heavy weight nitrile ball chack valve
- Material of Construction: Cast Iron
- Pressure Rating: 125 psi
- Valve Size: 1.25 inch
-
Supplier: Ames Fire & Waterworks
Description: Series ASCV Anti-Siphon/Chemigat ion 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
- Media: Water, Hot Water, Cold Water, Potable Water
- Pressure Rating: 150 psi
- Primary Material of Construction: Steel
- Valve Size: 3 to 12 inch
-
Supplier: Watts
Description: Series ASCV Anti-Siphon/Chemigat ion 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
- Valve Size: 3 to 12 inch
- Valve Type: Check Valves
-
-
Supplier: Watts
Description: Series 188A Anti-Siphon Vacuum Breakers for Irrigation Systems prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of brass body construction with bronze internal trim, chemical resistant silicone seat disc and an
- Valve Size: 0.7500 to 2 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: Watts
Description: Series 800M4QT Anti-Siphon Pressure Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of bronze body construction, silicone rubber check valve disc, plastic check valve seat, stainless steel
- Valve Size: 0.5000 to 2 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Description: Walchem diaphragm back pressure valves are used to enhance the performance of chemical feed pumps and systems by providing a constant discharge head pressure. These valves also function as an antisyphon valve. The diaphragm is held against the seat by the internal spring. Back
- Actuation: Pneumatic
- Number of Ports/Ways: 2
- Pressure Rating: 150 psi
- Primary Material of Construction: PVDF
-
Supplier: Watts
Description: Series LF008PCQT Lead Free* Anti-Siphon, Spill-Resistant, Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage on indoor point-of-use applications. It consists of a Lead Free* cast copper silicon alloy body construction
- Valve Size: 0.3750 to 1 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: Alfa Laval Inc.
Description: Integrated in a SCANDI BREW® tank top system, the Alfa Laval SB Anti Vacuum Valve is a compact safety valve that minimizes the risk of implosion of tanks when a vacuum condition arises. These conditions occur while filling or emptying the vessel of liquid, cool rinsing after
- Media: Air
- Pressure Rating: 58.02 to 87.02 psi
- Primary Material of Construction: Stainless Steel
- Valve Size: 3.94 to 15.75 inch
-
Supplier: Cole-Parmer
Description: Valves feature low priming volume, ease of removing air bubbles during priming and operate in any spatial orientation. Valves are manufactured DEHP-and latex-free silicone diaphragms. Materials meet USP CLass VI and ISO 10993 specifications.
-
Supplier: Cole-Parmer
Description: Valves feature low priming volume, ease of removing air bubbles during priming and operate in any spatial orientation. Valves are manufactured DEHP-and latex-free silicone diaphragms. Materials meet USP CLass VI and ISO 10993 specifications.
-
Supplier: Cole-Parmer
Description: Valves feature low priming volume, ease of removing air bubbles during priming and operate in any spatial orientation. Valves are manufactured DEHP-and latex-free silicone diaphragms. Materials meet USP CLass VI and ISO 10993 specifications.
- Type: Luer Lock
-
Supplier: Accuris
Description: Anti-siphon fill valves for water closet tanks
-
Supplier: Alfa Laval Inc.
Description: combination with safety valves or regulating valves to provide overpressure protection and process protection,respectiv ely. Excellent valve cleanability The anti vacuum house makes it possible to achieve the exceptionally high levels of hygiene. Simply connect the unit
- Media: Air
- Pressure Rating: 65.27 psi
- Primary Material of Construction: Stainless Steel
- Valve Size: 2 to 6 inch
-
Supplier: ASME
Description: This Standard covers anti-siphon fill valves intended to be installed in water closet tanks.
-
Supplier: ASME Standards and Certification
Description: This Standard covers anti-siphon fill valves intended to be installed in water closet tanks.
-
Supplier: Cole-Parmer
Description: Relief valve
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Description: Temperature and pressure relief valves The temperature and pressure relief valve (T & P) is the primary "back-up" safety protection and a two-in-one safety device, which, as its name implies, responds both to excessive temperature and to excessive pressure in a water heater, which
- Media: Water
- Media Temperature: 199 to 201 F
- Pressure Rating: 145 psi
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: Alfa Laval Inc.
Description: Alfa Laval relief valves prevent vacuum or pressure build up inside tanks or vessels used in the brewery, food and beverage, personal care and biopharm industries. Overpressure protection To protect against overpressure and vacuum conditions while filling or emptying the tank
- Media: Air
- Number of Ports/Ways: 2
- Valve Type: Sanitary / Hygienic Valves, Vacuum Relief / Anti-siphon Valves
-
Supplier: Radwell International
Description: RELIEF/BYPASS/BACKPR ESSURE/ANTI-SIPHON VALVE, D2 SERIES, SIZE 1/4 IN., SEAL PTFE, CONNECTION NPT THREADED, BODY MATERIAL PVC. FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Pressure Relief Valves, Vacuum Relief / Anti-siphon Valves
-
Supplier: DeZURIK, Inc.
Description: APCO SRA Surge Relief Angle Valves are designed to limit surge pressure and potential damage to the pump system. Pressure surges occur when fluid velocity changes. APCO Surge Relief Valves limit the surge pressure magnitude commonly associated with sudden pump shutdown in fluid piping
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: Hansen Technologies Corporation
Description: Designed to provide emergency relief from excessive pressure in refrigerant-containi ng vessels, they are built in strict conformance with ASME Boiler and Pressure Vessel Code requirements for safety relief devices. Each valve bears the ASME code symbol of certification (UV). Their
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: DMN, Incorporated
Description: The FVV fi ll vent valves or weigh valves can be used in bulk handling systems where product is pneumatically conveyed to a silo or hopper that is process weighed. The FVV is ideally suitable for food and chemical industries. The valve can be used to discarge the product into a
- Media: Powder / Solids
- Media Temperature: 176 F
- Pressure Rating: -4.35 to 14.5 psi
- Valve Size: 1.97 to 5.91 inch
-
Supplier: Air Compressors Direct
Description: Compatible With Advanced Coatings •Stainless fluid needle and nozzle Maneuverability •Sprays in areas other gun types can not Built-In Air Adjusting Valve •Provides easy adjustment a tool Includes •One-quart anti-drip canister Adjustable •Pattern, material and air settings
- Air Flow Consumption: 6.3 SCFM
- Mounting: Handheld
- Painting / Coating Process: Spray / Atomization (Wet)
- Spray / Atomization Technology: Air Spray (Air Atomized)
-
Supplier: Process Technology
Description: Protects fluoropolymer heat exchangers from collapse damage due to vacuum conditions that often occur in steam lines. FEATURES Brass body with stainless steel operating mechanism and EPR O-ring seat. SPECIFICATIONS ½-inch FNPT only. Maximum steam service: 50 PSIG. Maximum temperature rating: 365°F
- Connection: Threaded
- Pressure Rating: 50 psi
- Valve Size: 0.5000 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: CSA Group
Description: Preface This is the first edition of ASSE 1002/ASME A112.1002/CSA B125.12, Anti-siphon fill valves for water closet tanks. It supersedes the previous edition of ASSE 1002, published in 2008, and it replaces the requirements for anti-siphon fill valves in CSA B125.3,
-
Supplier: Alfa Laval Inc.
Description: The Alfa Laval SB Self-Cleaning CO2 Valve is a self-regulating valve that controls the flow of carbon dioxide through tank top systems and other. Designed for use in the brewery, food, dairy and beverage industries, this combined gas escape/supply valve makes it easy to vent or
- Primary Material of Construction: Stainless Steel
- Valve Size: 1 to 4 inch
- Valve Type: Safety Valves, Vacuum Relief / Anti-siphon Valves, Other
-
Supplier: Radwell International
Description: PRESSURE RELIEF VALVE, SAFETY RELIEF VALVE, POP OFF VALVE. FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Pressure Relief Valves, Safety Valves, Vacuum Relief / Anti-siphon Valves
-
Supplier: Hansen Technologies Corporation
Description: EZ-SRV valves protect refrigeration pressure vessels and other refrigeration system components from excessive pressure. If an abnormally high pressure occurs, the cartridge pressure-relief valve will open to relieve the excess pressure, preventing potential damage to equipment and
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: Radwell International
Description: DIRECT PRESSURE CONTROL VALVES (SEQUENCE, COUNTERBALANCE, RELIEF, UNLOAD VALVES). FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Control Valves, Pressure Relief Valves, Vacuum Relief / Anti-siphon Valves
-
Supplier: Radwell International
Description: VALVE-HP RELIEF CHECK . FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Check Valves, Pressure Relief Valves, Vacuum Relief / Anti-siphon Valves
-
Supplier: Check-All Valve Mfg. Co.
Description: 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
- Actuation: Other
- Connection: Threaded, Metal Face Seal
- Metal Seated: Yes
- Number of Ports/Ways: 2
-
Supplier: Clippard
Description: The ES Series features large cross sectional O-rings, minimal leak points, and proven poppet designs. To reduce the possibility of contamination, all mounting hardware is outside of the flow path and no internal parts are threaded during assembly. A compact footprint combined with long life and
- Actuation: Electric
- Media: Air, Gas
- Media Temperature: 32 to 150 F
- Number of Ports/Ways: 3
-
Supplier: Shenzhen Milvent Technology Co., Limited
Description: The Breather Valve is design for enclosure, container transit cases and similar application where requires a manual vacuum pressure relief during pressure change cause by temperature change, height change. The container is hard to open under a vacuum differentials and residual pressure
- Actuation: Manual / Hand
- Media: Air
- Valve Type: Vacuum Relief / Anti-siphon Valves
-
Supplier: DFT Inc.
Description: 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
- Connection: Threaded, Metal Face Seal
- Material of Construction: Stainless Steel
- Media: Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases
- Metal Seated: Yes
-
Supplier: Flomatic Valves
Description: 77- Auto-Vac® Vacuum Breaker - This 1" valve is available in stainless steel and PVC. All internal parts are engineered composite, with a stainless steel disc and resilient seat. Used to prevent water hammer in wastewater valves. For reference use only. Please check Flomatic's website
- Media: Wastewater
- Media Temperature: 180 F
- Pressure Rating: 400 psi
- Primary Material of Construction: PVC, Stainless Steel
Find Suppliers by Category Top
Featured Products Top
-
Redundant Anti-Siphon Capability: Combined use of Relief Valve & Vacuum Breaker An engineering firm recently specified two seemingly unrelated valves to provide redundant siphon prevention in a (read more)
Browse Vacuum Valves Datasheets for Plast-O-Matic Valves, Inc. -
Relief, Backpressure, Bypass & Anti-Siphon Valves Prevent system overpressure, regulate backpressure, provide automatic bypass, and eliminate siphon with high (read more)
Browse Diaphragm Valves Datasheets for Plast-O-Matic Valves, Inc. -
Back Pressure Valves—also known as loading valves or anti-siphon valves—play a crucial role in pump application by controlling the pressure on the discharge side of a pump. Prevent premature component wear, improve safety, enhance efficiency, and support multi-pump systems with this critical system accessory. (read more)
Browse Backflow Preventers Datasheets for Blacoh Fluid Control, Inc.
Conduct Research Top
-
Redundant Anti-Siphon
Backpressure Valve and Vacuum Breaker combine to create a foolproof way to prevent unwanted system siphoning
-
Redundant Anti-Siphon Diagram
An engineering firm recently specified two seemingly unrelated Plast-O-Matic valves to provide redundant siphon prevention in a ferric chloride piping system.
More Information Top
-
CR4 - Thread: Germy Water in Dishwasher
I was asking about experience with the air gap anti siphon valve as described in my link and shown here.
-
Commercial-Industrial Cleaning, by Pressure-Washing, Hydro-Blasting and UHP-Jetting
Anti siphon valve Utilized to prevent contamination of drinking water when pump equipment is connected to city supply, equivalent to a check valve Anodized aluminum (Anodic coating) A coating chemically bonded to an alu- minum surface to prevent oxidation .
-
CR4 - Thread: Types of Valves
1. anti siphon valve .
-
CR4 - Thread: Valve Detail Request
1. anti siphon valve .
-
Therapy of the Hydrozephalus
Antisiphon valves .
-
Federal Register > Tuesday, November 25, 1997 > [62 FR 62708] Airworthiness Directives; Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes
It would have required leak tests of other lavatory drain systems; installation of a cap or vacuum break on the flush/fill line; and either periodic replacement of the seal for the cap and tank anti - siphon valve or periodic maintenance of the …
-
Cerebrospinal Fluid Disorders
The typical shunt system, consisting of a ventricular catheter, distal tubing, and a one- way anti - siphon valve , is designed to direct CSF from the ventricles to a distal site, such as the peritoneal cavity.
-
Federal Register > Thursday, March 25, 2004 > [69 FR 15238] Airworthiness Directives; Boeing Model 737-100, -200, -300, -400, and -500 Series Airplanes
… perform leak checks of other lavatory drain systems; require the installation of a cap or vacuum break on the flush/fill line; and require either a periodic replacement of the seal for the cap and tank anti - siphon valve or periodic maintenance of …
-
http://dspace.mit.edu/bitstream/handle/1721.1/44771/300287555-MIT.pdf?sequence=2
There are two anti - siphon valves located in the upper core tank to prevent complete drainage because of a siphon effect in the event of a break in the inlet primary piping.
Indicates content that may require registration and/or purchase.