NDS 1 inches Dia. x 1 inches Dia. PVC Spring Loaded Check Valve
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Spring Check Valve. 1/2 lbs. spring gives positive seal with no back pressure. Reinforced Poppet. Designed for any system where back flow is not desired. Spas, swimming pools, industrial and irrigation. Complies with all applicable ASTM and ANSI standards. UL recognized spa component.
PVC Spring Check Valve
FPT x FPT
Prevents back flow and keeps prime in water systems
1/2 pound spring gives positive seal with no back pressure