4 flapper valve check valve for valve vaults

Check Valve Products From Flomatic | Flomatic

Check Valves: Silent (Wafer and Globe), Swing Check, Ball Check, Submersible, VFD, Ward, Flapper Style, and Other Check Valves. Check valves are mechanical devices that permit liquids and gases to flow in only one direction, preventing flow from

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Check Valves - Henry Pratt Company

Check Valves. Henry Pratt Company has a full line of check valves including: swing check, spring loaded, double disc, globe, compact wafer-silent, wafer, flexible disc, tilted disc, and rubber flapper. Selection Chart.

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Check Valves - Valves - Ferguson

NIBCO 4 in. Wafer 250 psi WWP Check Valve with Rubber Seat. Part # NKW900WLFP. Item # 4473066. Mfr. Part # NLM15XH. X. POINTS. To see availability for this product, personLog In or Get Online Access $ NIBCO 5 in. Wafer 250 psi WWP Check Valve with Rubber Seat. Part # NKW900WLFS. Item # 4473072. Mfr. Part # ...

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Tideflex Check Valves | Red Valve

Tideflex ® Check Valves 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 much better seal than flapgates.

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Oatey 4 in. PVC DWV Backwater Valve-439042 - The Home Depot

Oct 28, 2015 · 3 in. PVC Backwater Valve Prevent sewage or any other fluid from flowing Prevent sewage or any other fluid from flowing back into your water system with the Oatey 4 in. PVC Backwater Valve. Its elastomeric seal inside the flapper ensures a tight seal, preventing fluid from entering. Designed for use with 4 Schedule 40 piping system.

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Check Valves | NIBCO

Get Your Backflow in Check. When a check valve is needed to prevent backflow, NIBCO has a complete line-up, including the NIBCO ® Ring Check ® with self-closing disc, horizontal swing, sliding disc, silent check and Y pattern. Ask us how to spec the right check valve, or get catalogs, chemical resistance guides and submittals.

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Valve Vaults | Oldcastle Infrastructure

Valve vaults protect and provide access to subterranean public utility equipment such as valves or water meters. Our valve vaults come in a variety designs and configurations. Valve vaults are the perfect example of value-added engineering with preinstalled equipment and accessories, saving time and money on your next project

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Check Valves - Mueller Co. Water Products Division

Mueller Co. offers several types of check valves including: swing check, spring loaded, and flexible disc. For additional types of check valves, please visit henrypratt or millikenvalve.Full Line

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Check & Gate Valves | Xylem US

Xylem supplies gate valves suitable for wastewater. They have 100% free flow through the valve to prevent clogging by solids in the water. Good-quality valves ensure a long service life, with normal functioning even after many years of operation. Knife gate valves have a short face-to-face length, e.g. for installation in tight spaces.

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Check Valves - Watts

Check valves are used in numerous applications where liquid must pass in only one direction for safety purposes and to prevent reverse flow. We offer several types of high-performance check valves in a range of functionality types, material construction, and sizes for

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Flapper Valves | McMaster-Carr

Pressure-Relieving AirCompressor Air Flow Check Valves. Release pressure in the line between a compressor and an air storage tank, making start-up easier on the motor. These valves open to allow flow into the tank and close when flow stops or reverses direction, preventing air from escaping the tank when the air compressor is not running.

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DeZURIK :: APCO Rubber Flapper Swing Check Valves (CRF)

Rubber Flapper Swing Check Valves feature a unique, simple design with only one moving part. The flapper does not swing from a hinge pin; it simply flexes open. The seat is on a 45° angle. The flapper travels 35° from open to closed, usually before column reversal can occur. It

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Amazon: 4 inch check valve

HYDROSEAL Sharkfellow 4’’ PVC True Union Ball Check Valve with Full Port, ASTM F1970, with EPDM Seals, Corrosion-Free, Service Free, Rated at 200 PSI @73F, Gray, 4

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HDPE FLAP Valves

- Flap Valves are flow control valves that allow outflow of water while preventing back flow. - Flap Valves can be used on 4" diameter pipe (100 mm) and up. - HDPE flap valves require very low opening pressure. - When water on the face side of the flap door rises above water on the back side, the watertight door closes to prevent back flow.

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PF-25 Flap Valves – Waterman Valve LLC

WATERMAN PF-25F and PF-25W PUMP DISCHARGE FLAP VALVES are free-opening, tight-closing valves available at a modest price. These valves feature a positive 7.5 degree seating angle, and neoprene to metal seat. The body is constructed of sturdy cast iron, with stainless steel hinge bars, bearing washers, and cotter pins.

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DeZURIK :: APCO - Check Valves

APCO Full Flow Rubber Flapper Foot Valves (FRF) Hilton Vertical Check Valve (H-700) Hilton Angle Disk Check Valve (H-900) Hilton Wafer Swing Check Valve (H-920) Hilton Tilting Disk Check Valve (H-940) Hilton Swing Check Valve (H-950) Fixed Cone Valves. Hilton Fixed Cone Valves; Ball & Cone Valves. Willamette AWWA Metal Seated Ball Valve (VBL)

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Swing Check Valves Installation Instructions

Remove the gasket and flapper from the valve. 3. Clean and inspect the flapper for damage and/or debris. 4. Examine the seat area for damage. 5. Make sure the all parts have been cleaned before reinstalling. 6. Reassemble valve with new or existing parts as

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Amazon: Aquascape Dual Union Check Valve 2.0 for Pond ...

Dual Union Check Valve 2.0 Provides professional pump and plumbing connection inside skimmer filters and waterfall vault systems The heavy-duty, swing-style check valve flapper maximizes water flow through the valve when open, while preventing the backflow of water when the pump is

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Flanged Check Valves | McMaster-Carr

Bolt these valves to ANSI flanges. They open to allow flow in one direction and close when flow stops or reverses. All have a removable cap that provides easy access to internal components for maintenance.. Flow coefficient (Cv) is the amount of water (in gallons per minute) at 60° F that will flow through a fully open valve with a difference of 1 psi between the inlet and the outlet.

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Home | Vogt Valves Inc.

OMB Valves group. OMB Valves, headquartered in Cenate Sotto, Bergamo, Italy, is a diversified manufacturer of valves for the energy industries. Founded by Mr. Roberto Brevi in 1973, OMB is a family owned and operated group which has become a globally recognised valve manufacturer with operations in Europe, Asia, USA and Middle East supported by ...

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Check Valve at The Pond Guy

Applications The Aquascape Dual Union Check Valve 2.0 maximizes water flow through the valve in a single direction while preventing water from returning to the skimmer or vault during power outages or when the pump is turned off. The heavy-duty swing-style check valve flapper ensures trouble-free

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Design and Selection of Check Valves - Val Matic Valve ...

costs. There is no “universal” check valve for all applications. Even when all of the various categories and types of check valves are understood, it is still difficult to make a rational decision about which type of check valve is best for a given application. Buying a check valve is similar to buying a car.

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Titan - Check Valves

Valve Type: CV31F-CI. Cast Iron A125 Class B. 125. Full Body Swing Check. Long Description: Size Range: Check Valve, Cast Iron, ASME Class 125, Full Body Swing Check (no lever/weight) 2" ~ 12".

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Check Valve Manufacturers | Proco Products, Inc.

A rubber check valve is a fully passive device requiring neither maintenance nor any source of outside power or manual assistance to operate. Proco Products manufactures rubber check valves to be quickly interchangeable with ineffective, maintenance-ridden flap type check valves to eliminate seizing, rusting or binding in unwanted positions.

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GA Figure 200 - Rubber Flapper Check Valve - GA Industries

Valve Type: Check Valve Fluid: Wastewater, Water VAG GA Industries Figure 200-D Rubber Flapper Check Valves have a full 100% flow area for low head loss and clog resistance.Long term reliability is ensured because the valve's reinforced rubber flexible disc is the only moving part and it's integral O-ring provides drop tight sealing at both low ...

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Check Valves - Cla-Val

Cla-Val’s sturdy and reliable check valves provide non-slam closure, have a low head loss and close drip-tight. 81-01 & 681-01. Check Valve. 81-02 & 681-02. Check Valve.

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Flow Control Products - Kemper Valve & Fittings Corp.

Each valve is serialized and pressure tested to 1.5 times NSCWP. All supporting documentation, including MTRs and Hydrostatic test reports, are available at time of order for no additional cost. Kemper Low Torque Plug Valves are available in 1”, 2”, 3”, 3” Heavy Duty

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Check Valves - Mueller Co. Water Products Division

Mueller Co. offers several types of check valves including: swing check, spring loaded, and flexible disc. For additional types of check valves, please visit henrypratt or millikenvalve.Full Line

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Backwater Valves - Valves - Ferguson

PROFLO® 4 in. Hub PVC Backwater Valve with Sleeve. Part # PF42853WS. Item # 3695617. Mfr. Part # PF42853WS. X. POINTS. $92.10. EACH. Add to Cart $ Rectorseal Clean Check® 4 in. PVC Solvent Weld Backwater Valve. Part # REC97024. Item # 3772365. Mfr. Part # 97024. X. POINTS. $271.19. EACH. Add to Cart $ PROFLO® 3 in. Plastic Hub Backwater ...

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Swing check valves - Velan

Disc: Robust one-piece construction to withstand the severe shock of check valve service. Hardfaced with 13Cr, CoCr alloy, SS 316, or Monel, ground and lapped to a mirror finish. Sizes NPS 2–6 (DN 50–150) may have solid CA 15 (13Cr) disc. SS 316 disc with CoCr alloy facing also available.

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MANUAL VALVE ACTUATORS - Valve Manufacturer

The Pratt Diviner is a valve position indicator used for buried valves to enable you to identify valve position at a glance, direction and number of turns to open or close the valve. It is installed in a standard 5-1/4" buried valve box just below the removable valve box

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Check Valves - Crane Fluid Systems

Swing Check Valves. Swing check valves, having 6 diameters of straight lengths of pipe upstream and 3 diameters downstream, are suitable for velocities up to 3 metres / second. If the valve is situated such that turbulent flow enters the valve, the velocity should not exceed 2 metres / second.

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Rectorseal 6" Clean Check Extendable Backwater Valve (S x ...

The unique design allows accessibility to the flapper, thus eliminating the need for vaults or manholes, it is direct buried using a riser pipe and standard clean-out plug. Backwater valves are building code required when the flood level rim of the lowest fixture in a structure is

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Aquascape Valves and Fittings - Best Prices on Everything ...

AquaSurge Check Valve Assembly for use with your AquaSurge pump & your MicroSkimmer Skimmer. The Aquasurge Pump comes with a 1.5" Male Thread and a 1.5" Female Adapter so it can be used as a Male or Female when connecting to the check valve assembly. The CheckValve includes all of the fittings you will need to hook up your AquaSurge pump with either Kink-Free tubing or Flexible PVC.

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USABlueBook - Flomatic® Flapper Type Check Valve, 4 ...

Durable Buna-N flappers have undergone a 1-million continuous cycle test with no signs of wear or distortion to the valve seat. Access the flapper through the top cover plate without removing the valve from the line. Part#: 35679. Flomatic® 408 2 Series Ball Check Valve, 4" FLG. Price: $838.95. Brand:

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PVC, CPVC Plastic Check Valves - Swing Check, Wafer Check ...

Asahi/America provides two basic types of check valves: swing check valves and ball check valves. A swing check valve utilizes a swinging disc, which requires only minimal back pressure to close the valve. This valve can also be modified, with a lever and weight

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Kennedy Valve | Manufacturers of Quality Waterworks Products

Kennedy Valve began operations in 1877 in Lower Manhattan, N.Y. In 1890, the operation was moved to Coxsackie, and then in 1907, Kennedy Valve moved to Elmira, N.Y., where it remains a cornerstone of the community. Learn More.

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Valves - Best Prices on Everything for Ponds and Water ...

The Triton Check Valve is a "swing style" check valve, featuring a 2" socket union on the inlet, 2" or 1½" socket unions for the outlet, a molded in 90 elbow, and a slim design that allows clearance when installed with direct drive pumps. This check valve can work on any 1½" or 2" pump outlet. Triton Features: Triton discharge pipe has molded ...

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