Product Description
General Installation Information: Swing check valves are designed for horizontal installations, but may be installed in an up-flow only vertical position. Check valves MUST be installed with the valve’s FLOW arrow pointing in the direction of the flow. Do not install valve upside down. Flow velocity should not exceed 5 ft./sec. Minimum opening pressure less than 0.5 psi.
Pressure Rating @ 73°F (23°C), Water
1/2″ – 4″ Full Flow (open) 150psi
Back Pressure (closed) 75psi
6″ – 8″ Full Flow (open) 100psi
Back Pressure (closed) 50psi
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