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Supplier: U.S. Plastic Corporation
Description: 1" PVC Vacuum Breaker Valve
- Port Size / OD: 1 inch
- Types: Specialty / Other
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Supplier: U.S. Plastic Corporation
Description: 1/2" PVC Vacuum Breaker Valve
- Port Size / OD: 0.5000 inch
- Types: Specialty / Other
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Supplier: U.S. Plastic Corporation
Description: 3/4" PVC Vacuum Breaker Valve
- Port Size / OD: 0.7500 inch
- Types: Specialty / Other
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Supplier: KADANT
Description: Kadant Johnson vacuum breakers provide a simple, dependable way to relieve unwanted vacuum which may develop in a closed vessel or pipeline. They can be used to prevent contamination from back siphonage in fluid handling systems, and to protect equipment against collapse or
- Actuation: Mechanical Device
- Media Temperature: 365 F
- Number of Ports/Ways: 2
- Pressure Rating: 300 psi
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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
- Connection: Threaded
- Pressure Rating: 50 psi
- Valve Size: 0.5000 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Hayward Flow Control
Description: Vacuum Breakers
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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
- 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
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Supplier: Flomatic Valves
Description: 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.
- Media Temperature: 180 F
- Pressure Rating: 125 psi
- Valve Size: 0.5000 to 1 inch
- Valve Type: Back Flow Preventer Assembly, Vacuum Relief / Anti-siphon Valves
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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
- Media: Wastewater
- Media Temperature: 180 F
- Pressure Rating: 400 psi
- Primary Material of Construction: PVC, Stainless Steel
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Supplier: Flomatic Valves
Description: 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.
- Media Temperature: 180 F
- Pressure Rating: 125 psi
- Valve Size: 0.7500 inch
- Valve Type: Back Flow Preventer Assembly, Vacuum Relief / Anti-siphon Valves
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Supplier: Spirax-Sarco
Description: The Spirax Sarco vacuum breaker range will protect your plant and process equipment against vacuum, and at the same time allow condensate to drain effectively from pipework and storage vessels.
- Connection: Threaded
- Media Temperature: 752 F
- Pressure Rating: 551 psi
- Valve Size: 0.1250 to 0.5000 inch
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Supplier: FEBCO
Description: Series 765 Pressure Vacuum Breakers are designed to be installed to provide protection against back siphonage of toxic or non-toxic liquids. They feature a durable bronze body and a check valve and air opening port in one assembly. Maximum Working Pressure: 150psi (10.3 bar).
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Supplier: Accuris
Description: Vacuum Breakers and Check Valves
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Supplier: Plast-O-Matic Valves, Inc.
Description: Series VB/VBM Patented diaphragm design assures dependable, repetitive, bubble-tight sealing to protect enclosed tanks from collapse or structural damage during draining. Also eliminates siphoning of dangerous fluids,and prevents vacuum damage to sensitive instruments and filters
- Port Flange / Fitting Type: Other
- Port Size / OD: 0.7500 inch
- Types: Diaphragm Valve
- Vacuum / Pressure Range: Elevated Pressures (> 760 torr)
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Supplier: Plast-O-Matic Valves, Inc.
Description: Series VB/VBM Patented diaphragm design assures dependable, repetitive, bubble-tight sealing to protect enclosed tanks from collapse or structural damage during draining. Also eliminates siphoning of dangerous fluids,and prevents vacuum damage to sensitive instruments and filters. 1/2?, 3/4?
- Media: Other
- Number of Ports/Ways: 2
- Pressure Rating: 10 to 100 psi
- Primary Material of Construction: CPVC, Polypropylene (PP), PVC, PVDF
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Supplier: Watts
Description: Series 8 Hose Connection Vacuum Breakers permit the attachment of portable hoses to hose thread faucets and prevent the reverse flow of polluted water into the potable water supply due to backsiphonage. It consists of a brass body construction, stainless steel working parts, and a
- Primary Material of Construction: Brass / Bronze
- Valve Size: 0.7500 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Watts
Description: Series 8B Hose Connection Vacuum Breakers permit the attachment of portable hoses to hose thread faucets and prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. It consists of a brass body construction (8B) or chrome finish (8BC
- Primary Material of Construction: Brass / Bronze
- Valve Size: 0.7500 inch
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Triangle Fluid Controls Ltd.
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
- Valve Type: Check Valves
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Supplier: VAC-CON, Inc.
Description: Roots PD Blower (1021DVJ or RASJ1024) Transfer case driven 3/16" Corten steel 16 cubic yard debris tank with ladder Twin cyclone baghouses with 13 cartridge filters each (total 26) Automatic vacuum breaker Hydraulic rear door locks and door
- Applications: General Cleaning
- Features: Continuous Duty
- Media: Dry, Wet
- Number of Inlets: 1 #
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Supplier: Watts
Description: This 1/2 inch lead free atmospheric vacuum breaker is utilized to prevent the backflow of water into the potable water system in order to prevent contamination of the water supply. It consists of lead free brass construction.
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Watts
Description: This 3/8 inch lead free atmospheric vacuum breaker is utilized to prevent the backflow of water into the potable water system in order to prevent contamination of the water supply. It consists of lead free brass construction.
- Valve Type: Vacuum Relief / Anti-siphon Valves
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Supplier: Terra Universal, Inc.
Description: 3700-36 have top-mounted independent evacuation and venting vacuum fittings; all other models feature front-mounted three-way valve for evacuation, venting, and purging of inert gases (e.g. nitrogen or argon) with vacuum fittings on front of unit. Free Shipping!
- Application: Preheating, Aging, Annealing, Baking, Curing, Drying, Heat Treating, Laboratory
- Capacity: 2.3 cubic feet
- Controller Type: Programmable
- External Configuration: Bench / Cabinet
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Supplier: FEBCO
Description: Series LF767FR Lead Free* Freeze-Resistant Pressure Vacuum Breakers are designed to prevent backsiphonage of contaminated water under continuous pressure into the potable water supply. Its superior design protects the valve body and internal components during sudden freeze
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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,
- Actuation: Other
- Connection: Threaded, Metal Face Seal
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Supplier: Check-All Valve Mfg. Co.
Description: Class 150 or 300 flanges, and the FIV Class 600 (F6) valves are designed for schedule 80 pipe or Class 600 flanges. Flange Insert valves can be used as check valves, low pressure relief valves, and vacuum breakers by simply using different spring settings.
- Actuation: Other
- Connection: Bolt Flange, Metal Face Seal
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Supplier: Zurn Industries LLC
Description: Zurn 3/4" X 24" vacuum breaker with flush tube kit helps prevent back siphonage and backflow into potable water. Features And Benefits For use AquaVantage® and Aquaflush® Flush Valves Polished chrome finish Nut not included in kit
- Application: Water
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Supplier: Zurn Industries LLC
Description: Zurn 1-1/2" X 24" vacuum breaker with flush tube and nut helps prevent back siphonage and backflow into potable water. Features And Benefits For use AquaVantage® and Aquaflush® Flush Valves Polished chrome finish
- Application: Water
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Supplier: Zurn Industries LLC
Description: Zurn 1-1/2" X 21" vacuum breaker with flush tube and nut helps prevent back siphonage and backflow into potable water. Features And Benefits For use AquaVantage® and Aquaflush® Flush Valves Polished chrome finish
- Application: Water
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Supplier: Zurn Industries LLC
Description: Zurn 3/4" X 21" vacuum breaker with flush tube kit helps prevent back siphonage and backflow into potable water. Features And Benefits For use AquaVantage® and Aquaflush® Flush Valves Polished chrome finish
- Application: Water
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Supplier: Check-All Valve Mfg. Co.
Description: reducer coupling. The Bushing Valve also makes an excellent vacuum breaker. The high flow rate insures maximum effectiveness for vacuum breaker service. By reversing the direction of flow it can also be used as a low pressure relief valve. Available
- Actuation: Other
- Connection: Threaded, Metal Face Seal
- Metal Seated: Yes
- Number of Ports/Ways: 2
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Supplier: Check-All Valve Mfg. Co.
Description: size makes it extremely economical when compared to full-bodied valves. Choose from Check-All's broad selection of Seat Materials Cracking Pressure Options that allow this series to be used as a check valve, relief valve, or a vacuum breaker. Available Materials:
- Actuation: Other
- Connection: Clamp Flange, Union, Butt Weld, Metal Face Seal
- Metal Seated: Yes
- Number of Ports/Ways: 2
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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
- Media: Water, Hot Water, Cold Water, Potable Water
- Pressure Rating: 150 psi
- Primary Material of Construction: Steel
- Valve Size: 3 to 12 inch
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Supplier: Radwell International
Description: VALVE, 3/4IN, STAINLESS STEEL BODY, VACUUM BREAKER. FREE 2 YEAR RADWELL WARRANTY
- Primary Material of Construction: Stainless Steel, Steel
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Supplier: Radwell International
Description: PRESSURE VACUUM BREAKER SEAT KIT, LEAD FREE. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Radwell International
Description: VACUUM BREAKER KIT, FOR USE WITH V-551-A, PLASTIC/RUBBER. FREE 2 YEAR RADWELL WARRANTY
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Supplier: Radwell International
Description: PIPE FITTING, 1-INCH, 100 MAX PSI, PVC, NORMALLY CLOSED DESIGN VACUUM BREAKER VALVE, VITON SEAL, NPT END CONNECTIONS. FREE 2 YEAR RADWELL WARRANTY
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Supplier: VAC-CON, Inc.
Description: 5" butterfly valve with 10' lay flat hose Debris tank dumping: hydraulic scissors lift - power up/power down Polyethylene water tanks Automatic vacuum breaker and overfill protection 8" vacuum intake hose Boom travel tie down 4 way hydraulic
- Applications: General Cleaning
- Capacity: 11 gallons
- Features: Continuous Duty
- Media: Dry, Wet
Find Suppliers by Category Top
Featured Products Top
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equipment is shut down or inlet steam is reduced by modulating control valves. In piping systems, DFT® Vacuum Breakers are used to break siphons, prevent pipe collapse during transient pressure drops, and provide the addition of air on the downstream side of check valves to dampen water hammer (read more)
Browse Steam Valves Datasheets for DFT Inc. -
of professionals ready to serve and support. DFT offers many different types of valves, including sanitary valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, silent check (read more)
Browse Check Valves Datasheets for DFT Inc. -
, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves, silent check valves, spring assisted valves, horizontal, and vertical valves. DFT® is available to (read more)
Browse Check Valves Datasheets for DFT Inc. -
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. -
control valve problems. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves (read more)
Browse Check Valves Datasheets for DFT Inc. -
. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design valves, silent check valves, spring assisted valves, horizontal, and vertical valves. For more information contact us at www.dft-valves.com or 800-206-4013. (read more)
Browse Check Valves Datasheets for DFT Inc. -
Check DFT Model SCV® • DFT Model SCV-R® DFT Model Vacuum Breaker (read more)
Browse Steam Valves Datasheets for DFT Inc. -
Crude and refined product lines Steam lines Vacuum lines Breakers Metering pumps Hydraulic lines Air or Gas lines Compressor inlet Pressure letdown and more! Whatever your size (read more)
Browse Check Valves Datasheets for DFT Inc. -
DFT® silent check valves are known around the world as the valve to use for preventing or eliminating Water Hammer problems (read more)
Browse Check Valves Datasheets for DFT Inc. -
service control valve problems. DFT® offers sanitary valves, non-slamming, and non-return valves, chemical valves, vacuum breaker valves, restrictor valves, compressor valves, wafer, threaded, and flanged valves, socket weld valves, soft seat valves, in-line valves, straight-thru design (read more)
Browse Check Valves Datasheets for DFT Inc.
Conduct Research Top
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Introduction to Plastic Vacuum Venting Valves, also known as Vacuum Breakers
Compact, Self-Closing Vacuum Breakers Protect Tanks and Piping Systems Against Hazards, Damage and Financial Losses Caused by Vacuum
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Section 221119: Domestic Water Piping Specialties Spec
Section includes Vacuum breakers, backflow preventers, water pressure-reducing valves, balancing valves, temperature-actuated, water mixing valves, etc.
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Redundant Anti-Siphon
Backpressure Valve and Vacuum Breaker combine to create a foolproof way to prevent unwanted system siphoning