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Fits both schedule 40 and 80 pipes, spring-loaded poppet, stainless steel spring, O-ring seal, solvent ends comply with ASTM D2466. Not for use with compressed air.
Durable sonic welded thermo-plastic body.
Made of High-Impact PVC type II material. 1/2 pound 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. KC-1500-S and KC-2000-S are UL recognized spa component.
Made of High-Impact PVC type II material. 1/2 pound 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.
Double-threaded for use with 1-1/4" or 1-1/2" sump pump discharges, Discharge side designed to allow discharge hose to clamp directly in place, built-in anti-airlock hole.
Rubber boot inlet and outlet. Full flow design, weighted flapper valve
Certified to NSF 61 requirements.
Includes one universal check valve and two adapters. Made from durable ABS plastic. High quality NItril-Bruna N seal. Fits all: 1-1/4 & 1-1/2 MPT & FPT.
1-1/2" pump thread with 1-1/4" or 1-1/2" pipe connection.
Prevents water backflow into sump basin. Accept 1-1/4" or 1-1/2" discharge lines. Corrosion-resistant construction. Non-threaded, in-line check valve with rubber sleeve and hose clamps.
Spring loaded poppet, O-ring seal.
Includes: Two convertible fittings and four hose clamps. Durable thermoplastic valve body and poppet designed to resist corrosion and to stop noise. Handles either 1-1/4" or 1-1/2" OD pipe.
