6 products
PVC Spring Check Valve - White - Socket x Socket - 1/2" (120/Cs)
PVC Spring Check Valve - White - Socket x Socket - 3/4" (140/Cs)
PVC Spring Check Valve - White - Socket x Socket - 1" (78/Cs)
PVC Spring Check Valve - White - Socket x Socket - 1-1/2" (56/Cs)
PVC Spring Check Valve - White - Socket x Socket - 1-1/4" (56/Cs)
PVC Spring Check Valve - White - Socket x Socket - 2"  (24/Cs)

About PVC Spring Check Valves

PVC spring check valves are a type of check valve that use a spring mechanism to control the flow of fluids in a plumbing system. These valves are constructed with polyvinyl chloride (PVC), a durable and corrosion-resistant material commonly used in plumbing applications.

Here are some key features and information about PVC spring check valves:

  1. Design: PVC spring check valves consist of a PVC body with a built-in spring-loaded disc or flapper inside. The disc is designed to open when there is sufficient forward flow pressure, allowing fluid to pass through the valve. When the flow stops or reverses, the spring pushes the disc back into a closed position, preventing backflow.

  2. Function: They are used to ensure the flow of fluid in one direction while preventing reverse flow or backflow. They are commonly installed in water supply lines, irrigation systems, swimming pools, wastewater systems, and other plumbing applications where backflow prevention is necessary.

  3. Installation: PVC spring check valves can be installed in both horizontal and vertical orientations, depending on the specific application. The valves typically have female threaded connections or solvent weld sockets for easy installation into PVC pipe systems.

  4. Benefits of PVC: PVC is a popular material for spring check valves due to its corrosion resistance, chemical compatibility, and affordability. PVC valves are lightweight, easy to install, and suitable for a wide range of plumbing applications.

  5. Maintenance: These valves generally require minimal maintenance. However, periodic inspection is recommended to ensure the valve is clean, free of debris, and operating properly. If the valve becomes clogged or the spring loses its tension over time, it may need to be cleaned or replaced.

  6. Sizing and Compatibility: Available in various sizes to match different pipe diameters and flow rates, it's important to select the correct valve size for your plumbing system and ensure compatibility with the type of fluid being conveyed.