Plastic Backflow Preventers

Description: pressure principle assembly All stainless Steel and engineered plastic construction Designed for use in systems that are corrosive to bronze valves Excellent for food service use Low-lead law compliant

• Features: Back Flow Preventer Assembly
• Media: Water

Description: pressure principle assembly All stainless Steel and engineered plastic construction Designed for use in systems that are corrosive to bronze valves Excellent for food service use Low-lead law compliant

• Features: Back Flow Preventer Assembly
• Media: Water

Description: pressure principle assembly All stainless Steel and engineered plastic construction Designed for use in systems that are corrosive to bronze valves Excellent for food service use Low-lead law compliant

• Features: Back Flow Preventer Assembly
• Media: Water

Description: Caps and Tethers are designed to protect backflow preventer test cocks from dirt and debris. Four are required per backflow preventer. Models include plastic cap with rubber tether and brass cap with rubber tether.

Description: 3/8" PVDF BACK PRESSURE VALVE RIGHT ANGLE 90, PTFE, BSP, MINI, 250 PSI SPRING/PVC TOP

• Valve Size: 0.375 inch
• Number of Ports/Ways: 2
• Pressure Rating: 250 psi
• Features: Back Flow Preventer Assembly, PVDF

Description: Quick Test Backflow Fittings (Thermoplastic) for backflow preventers 1/4" - 2" To view all options, see the Specification Sheet - BF-QTP Features And Benefits Fits 1/4" - 2" backflow preventers Includes three 1/4" plastic quick test fittings and O-rings

Description: 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

• Valve Size: 4 to 102 inch
• Features: Back Flow Preventer Assembly, Bolt Flange, Check Valves, Duckbill Valves, Rubber
• Media: Ground Water, Water

Description: The Asahi/America ball check valve employs a free moving ball, which unseats to permit flow in one direction, but seals against a seat to prevent backflow. It may be installed vertically or horizontally. Also available as foot valve for suction side of pump.

• Valve Size: 0.5 to 4 inch
• Valve Type: Ball Valves, Check Valves
• Actuation: Manual / Hand
• Features: Other

Description: seals against a seat to prevent backflow. Can be installed vertically or horizontally. Uniseat/seal of Viton. Ball is the only moving part. It unseats to permit flow in one direction but seals against seat to prevent backflow. Minimum shut-off of 5 psi. All sizes rated for full vacuum

• Valve Size: 0.75 inch
• Valve Type: Check Valves
• Primary Material: PVDF
• Features: Threaded

Description: Designed to prevent backflow in numerous applications where easy service access for maintenance and cleaning is needed. Excellent for use in sanitary or storm sewer drainage systems to prevent waste back up due to inadequate drainage, for balancing multi-level ponds, aquaculture features or

• Media: Water

Description: The CheckMate® UltraFlex™ Inline Check Valve works by preventing unwanted backflow that can cause surcharging and flooding. The valve minimizes damage to commercial, wetlands, beaches and residential areas. It also eliminates hydraulic surges to wastewater treatment plants, saving

• Valve Size: 3 to 78 inch
• Valve Type: Check Valves, Duckbill Valves
• Media: Ground Water, Water
• Primary Material: Rubber

Description: tube sets. Wide occlusion angle prevents fluid backflow up to the rated pressure of the tubing. MAX button runs motor at full rpm to rapidly prime or flush tubing. Self-lubricating thermoplastic polyester (ErtalyteTX) rollers are low-friction and long wearing for smooth operation and

• Maximum Inside Diameter / Size: 0.18897648 inch
• Pressure Rating: 35 psi
• Temperature Range: 165.2 F
• Type: Plastic Tubing

Description: tube sets. Wide occlusion angle prevents fluid backflow up to the rated pressure of the tubing. MAX button runs motor at full rpm to rapidly prime or flush tubing. Self-lubricating thermoplastic polyester (ErtalyteTX) rollers are low-friction and long wearing for smooth operation and

• Maximum Inside Diameter / Size: 0.03149608 inch
• Pressure Rating: 40 psi
• Temperature Range: 165.2 F
• Type: Plastic Tubing

Description: tube sets. Wide occlusion angle prevents fluid backflow up to the rated pressure of the tubing. MAX button runs motor at full rpm to rapidly prime or flush tubing. Self-lubricating thermoplastic polyester (ErtalyteTX) rollers are low-friction and long wearing for smooth operation and

• Maximum Inside Diameter / Size: 0.12204731 inch
• Pressure Rating: 40 psi
• Temperature Range: 165.2 F
• Type: Plastic Tubing

Description: tube sets. Wide occlusion angle prevents fluid backflow up to the rated pressure of the tubing. MAX button runs motor at full rpm to rapidly prime or flush tubing. Self-lubricating thermoplastic polyester (ErtalyteTX) rollers are low-friction and long wearing for smooth operation and

• Maximum Inside Diameter / Size: 0.06299216 inch
• Pressure Rating: 40 psi
• Temperature Range: 165.2 F
• Type: Plastic Tubing

Description: Hayward true check ball check valves with viton seals, NSF listed material and 150 PSI at 70 degrees F., prevent reversal of flow in piping systems. They are ideal where backflow could potentially cause damage to pumps, filters, or process equipment. Line pressure unseats the solid

• Valve Size: 3 inch
• Features: Ball / Disk Check Valves, Threaded, Union
• Primary Material: CPVC
• Valve Type: Check Valves

Description: Seats and inserts, which are important components in the valve industry, as a critical component, PTFE is very often to choose as the raw material. PTFE provides a low friction seat, with excellent media compatibility. Filled grades provide wear resistance and can support seating loads of the

• Features: Angle Valves, Back Flow Preventer Assembly, Ball Valves, Choke Valves, Diaphragm Valves, Foot Valves, Piston Valves, Pressure Relief Valves, Safety Valves, Sanitary / Hygienic Valves, Shut Off Valves, Solenoid Valves
• Media: Chemical, Cold Water, Gasoline / Diesel Fuel, Ground Water, High Purity Gas, Hot Water, Hydraulic Fluid, LP - Gas, Potable Water, Salt Water, Specialty / Corrosive Gases, Wastewater, Water

Description: 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

• Valve Size: 2 inch
• Pressure Rating: 20 psi
• Flow (Cv): 83
• Number of Ports/Ways: 2

Description: 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

• Valve Size: 1 inch
• Pressure Rating: 55 psi
• Flow (Cv): 4.6
• Number of Ports/Ways: 2

Description: Qosina offers a variety of valves and tuohy borst adapters that are in stock and ready for immediate delivery. Made with a tinted PVC body and cap, along with a silicone gasket, Qosina part #80404 is designed to prevent the backflow of fluids and can accommodate 8 FR tubes or instruments.

• Media: Air, Water
• Features: Other
• Primary Material: PVC

Description: Dechengwang is a specialized Fluoropolymer components manufacturer. Since 2006, the material range expaned from Virgin PTFE to Modified PTFE, PTFE compound, PEEK, PFA, PCTFE, PVDF, PI, PPS and PEI material. The use of fluoroplastic has many advantages in manufacturing and engineering, widely used

• Features: Angle Valves, Back Flow Preventer Assembly, Diaphragm Valves, Foot Valves, Manual / Hand, Needle Valves, Piston Valves, Pressure Relief Valves, Safety Valves, Sanitary / Hygienic Valves, Shut Off Valves, Solenoid Valves
• Media: Chemical, Cold Water, Gasoline / Diesel Fuel, High Purity Gas, Hot Water, Hydraulic Fluid, LP - Gas, Potable Water, Salt Water, Specialty / Corrosive Gases, Steam, Wastewater, Water

Description: Qosina offers a variety of valves and tuohy borst adapters that are in stock and ready for immediate delivery. Made with a PVC male luer lock body, blue PA female luer lock cap and silicone gasket, Qosina part #80402 is designed to prevent the backflow of fluid and can accommodate 6 FR guide

• Media: Air, Water
• Features: Other
• Primary Material: PVC

Description: Qosina offers a variety of valves and tuohy borst adapters that are in stock and ready for immediate delivery. Made with a PVC body, blue ABS/nylon female luer lock cap and TPE gasket, Qosina part #80403 is designed to prevent the backflow of fluid and can accommodate 2 FR tubes or

• Media: Air, Water
• Features: Other
• Primary Material: PVC, Polyethylene (PE)

Description: processing, and alcohols. Use for liquids, gases, pressure, and vacuum applications. Operating ranges are 0 to 50 PSI and -40 to 126°C. Autoclavable, zero maintenance, 1-1/4 inch length unit installs in any position. Prevents damage to equipment, pumps, and flow systems by preventing

• Maximum Discharge Flow: 0.625 GPM
• Media Temperature: 200 F
• Power Source: AC Powered
• Features: Other

Description: Our IPS Check Valve feature all PTFE wetted surfaces for excellent performance in all high purity applications. Our PTFE design resists chemical corrosion and other elements within a harsh process environments. IPS Check Valves are commonly found as backflow preventers in clean

• Valve Size: 0.125 to 0.5 inch
• Pressure Rating: 50 psi
• Media Temperature: 230 F
• Valve Type: Check Valves

Description: processing, and alcohols. Use for liquids, gases, pressure, and vacuum applications. Operating ranges are 0 to 50 PSI and -40 to 126°C. Autoclavable, zero maintenance, 1-1/4 inch length unit installs in any position. Prevents damage to equipment, pumps, and flow systems by preventing

• Maximum Discharge Flow: 0.00047550969 GPM
• Media Temperature: 500 F
• Power Source: AC Powered
• Pump Type: Peristaltic Pumps, Positive Displacement Pumps, Self-Priming Pump

Description: 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

• Pressure Rating: 175 psi
• Features: AWWA
• Valve Type: Check Valves
• Media: Potable Water, Water

Description: The SV111 is a spring-activated check valve with disc type seating. It has a relatively low, yet realistic rated cracking pressure, resulting in quick response to changes in fluid pressure. The optically flat PTFE seal disc and seat provides drip tight sealing on most fluids. It’s small physical

• Valve Size: 0.25 inch
• Pressure Rating: 100 psi
• Media Temperature: 250 F
• Flow (Cv): 0.1

Description: Corrosion Resistant Aluminum Body Prevents Contamination of Water Supply Meets Most Chemigation and Backflow Prevention Provides for Safe Injection of Completely Unitized Certified in Most States to Meet Uses In-line installation in aluminum, plastic or steel pipelines. Features Heavy

• Valve Type: Check Valves

Description: in the return line downstream from the Return manifold to prevent backflow to the mold. Tubing may be connected to the manual vent-drain port so any residual water after the purge cycle can be drained into a suitable container or floor drain. An optional spring-loaded, locking mechanism on

• Valve Size: 0.75 to 2 inch
• Number of Ports/Ways: 3
• Pressure Rating: 80 to 100 psi
• Media Temperature: 250 F

Description: installed in the return line downstream from the Return manifold to prevent backflow to the mold. Tubing may be connected to the manual vent-drain port so any residual water after the purge cycle can be drained into a suitable container or floor drain. An optional spring-loaded, locking

• Valve Size: 1 to 2 inch
• Number of Ports/Ways: 3
• Pressure Rating: 150 psi
• Media Temperature: 250 F

Description: • Clog free brine flow control • Tank options available (metal or plastic) • Valves are built into the heads to prevent backflow for water quality assurance • WQA Certified to NSF/ANSI Standard 58** • All models use 3/8" tubing from the tank to the faucet

• Features: Filter Element / Cartridge
• Filtration Product: Water

Description: System 1. With the black handle facing forward, insert the black plastic 4:1 ratio plunger into cartridge gun with the flat side going in first. Note: Press upwards on the silver button on rear of gun to allow plunger to slide smoothly backwards. Pull back until plunger is fully

• Cure / Technology: Two Component System