ProPlumber Brass Check Valve

This 1-in brass 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 brass. Features include poppet with Buna-N O-ring, stem guide, and wide channel for maximum flow. Rated at 200 psi.