Check Valves

Wafer Check Valve is available in 3 in. size.
Check Valves

Wafer Check Valve is available in 3 in. size.

With body, disc, and stopper assembly machined from solid, chemically resistant PVC plate stock, 3 in. PVC wafer check valve operates at 150 psi max and installs on discharge side of pumps to prevent back-flow flooding. Unit installs by slip-fitting betweenÂ- 2 mating flanges, automatically centers on mating flanges,Â- and conforms to ISO 5752 face-to-face dimensions.Â- Standard...

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Multi Check Valves feature manifold mounted design.
Check Valves

Multi Check Valves feature manifold mounted design.

Integrating 4 check valves into one body, Model R-614 features integrated circuitry and Octoport outlet design. Eight air passages extend longitudinally through body surrounding valve cavity integrated circuit. Model R-337 is a 3-way, spring return, fully ported piloted valve, while Model R-338 is a 2-position, 3-way, fully ported double-piloted valve. Featuring independent check valve in same...

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Wafer Style Check Valve has all-stainless steel construction.
Check Valves

Wafer Style Check Valve has all-stainless steel construction.

Designed for flange supported installation, Model 888 will operate equally well in any position and is suitable for ANSI 125# or 250# mounting. Double guided spring loaded poppet system maximizes efficiency and minimizes water hammer with field-exchangeable internal system. Available in 2–8 in.Â- sizes, this 316 Stainless Steel, wafer style check valveÂ- offers choice of metal to metal...

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Check Valves

Check Valves work with venturi vacuum pumps and switches.

Including 7 models available in sizes ranging from 1/8-Â-¾ in. NPT, Vacuum check valves are suited for energy-efficient vacuum applications such as holding vacuum while molds cool down or keeping moisture out of hoppers containing resins. They feature low cracking pressure of less than 4.3 in. H2O, and are made of durable anodized aluminum with internal flexible valve sealing mechanism. Small...

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Check Valves

Tideflex Mixing System Eliminates Stagnation in Potable Water Tanks

(CARNEGIE, PA - November 18, 2008) Many potable water tanks or reservoirs depend on a typical common inlet/outlet to maintain drinking water quality. This system often proves inadequate when water outside the common inlet/outlet area of influence becomes stagnant, creating dead spots where bacteria are likely to multiply. Tideflex Technologies' TideflexÂ-® Mixing System (TMS) greatly improves...

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Cartridge Check Valve solves mounting problems.
Check Valves

Cartridge Check Valve solves mounting problems.

Used in liquid and air applications, Model 132 Micro Check Valve incorporates cylinder-shaped design with double external O-rings, which ensure positive seal, eliminating distortion. Designed to fit any 3/8 in. ID hole, whether drilled, milled, or molded, valve offers mounting options for manifolds, assemblies, or passages. Model 132 comes in choice of materials and range of opening pressures...

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Check Valves

Check Valves operate at maximum water temperature of 400-

Suited for hot water applications, Enviro check valves come with 316 stainless steel internal poppet system which is available in size range of 1-4 in. and replaces standard bronze or plastic WCR(TM) poppet. Unleaded bronze body high temperature check valves are designed to be maintenance free, and can be installed in any position. Capable of withstanding repeated normal operation without failure...

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Check Valves

Check Valves are available in 3, 4, and 6 in. sizes.

Designed for wastewater and storm water pump applications, Model 4082 Ductile Iron Ball Check Valve meets AWWA C508 check valve flanged to flanged lay lengths. It features 100% fusion bonded epoxy coating applied to body and access port. Available in sizes from 1-4 in., Ball Checks Valves 208, 408, and 508 are manufactured in Cast Iron, Ductile Iron, 316 Stainless Steel, and PVC. Valves are flow...

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Check Valves

Ductile Iron Check Valves prevent flow reversal.

Vertically mounted Series 80DI is designed for use with submersible pumps or other applications where it is necessary for valve to be installed in well casing. Heavy-duty, in-line style valves are available in 3 types. Model 80DICL has groove lock type connection, while Model 80DIX features high strength assembly with double-guided ductile iron poppet, and Model 80MDI includes male threaded inlet...

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