This Water Source 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.

• Keeps prime in jet, submersible and centrifugal pump systems
• 1 in. x 1 in. female NPT
• Prevents backflow in well or irrigation systems
• Features include poppet with Buna-N O-ring, stem guide, and wide channel for maximum flow
• Can be used vertically or horizontally
• Solid brass design meets federal low lead regulations
• Maximum working pressure is 200 PSI
• Spring loaded