Choose from our selection of plastic check valves, including threaded check valves, high-flow threaded check valves, and more. In stock and ready to ship.

28 Pcs Plastic Check Valve,Plug-in Barb One Way Valve,Vacuum Check Valve for Liquids and Gases(1/8, 5/32, 1/4, 5/16, 3/8, 1/2 inch)

Choose from our selection of polypropylene check valves, including threaded check valves, high-flow threaded check valves, and more. In stock and ready to ship.

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Get free shipping on qualified PVC Check Valves products or Buy Online Pick Up in Store today in the Plumbing Department.

2005年5月1日 · Buy Zoeller 30-0181 PVC Plastic Check Valve, 1-1/2 Inch: Check Valves - Amazon.com FREE DELIVERY possible on eligible purchases

When a pump shuts off, the check valve closes preventing the water from back-flowing. Long lasting, spring-loaded check valves are manufactured with high-quality thermoplastic. Features include poppet with Buna-N O-ring, stem guide and wide …

This check valve keeps prime in jet, submersible and centrifugal pump systems. When a pump shuts off, the check valve closes preventing the water from back-flowing. Long lasting, spring-loaded check valves are manufactured with high-quality thermoplastic.

• Durable PVC-constructed 2-in full-flow check valve • The full-flow, non-clog design checks backflow of water and sewer gas • Designed for basement sump or drain pump applications to prevent backflow

Plastic provides a lightweight alternative to metal. Barbs grip onto tubing, providing a secure hold. Insert tubing into the fitting— no heat, solder, or flux required. Also known as backwater valves, these valves prevent backflow of sewage and wastewater in drain, waste, and vent systems.