Check Valves

Fits both SCH 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.Unit: EA

Fits both SCH 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.Unit: EA

Fits both SCH 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.Unit: EA

Fits both SCH 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.Unit: EA

Prevents water backflow into sump basin. Accept 1-1/4 in or 1-1/2 in discharge lines. Corrosion-resistant construction. Non-threaded, in-line check valve with rubber sleeve and hose clamps.Unit: EA ...

Prevents water backflow into sump basin. Accept 1-1/4 in or 1-1/2 in discharge lines. Corrosion-resistant construction. Non-threaded, in-line check valve with rubber sleeve and hose clamps.Unit: EA

Double-threaded for use with 1-1/4 in or 1-1/2 in sump pump discharges, Discharge side designed to allow discharge hose to clamp directly in place, built-in anti-airlock hole.Unit: EA

Double-threaded for use with 1-1/4 in or 1-1/2 in sump pump discharges, Discharge side designed to allow discharge hose to clamp directly in place, built-in anti-airlock hole.Unit: EA

Economy check valve with stainless steel hose clamp fittings.Unit: EA

Economy check valve with stainless steel hose clamp fittings.Unit: EA

NDS Check Valve, Nominal Size: 1/2 in, FPT Connection, Body Material: PVC, 200 psiUnit: EA

NDS Check Valve, Nominal Size: 1/2 in, FPT Connection, Body Material: PVC, 200 psiUnit: EA

Made of high-impact PVC Type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of high-impact PVC Type II material. 1/2 lb 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.Unit: EA

Made of High-Impact PVC type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced Poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of High-Impact PVC type II material. 1/2 lb 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.Unit: EA

Made of high-impact PVC Type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of high-impact PVC Type II material. 1/2 lb 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.Unit: EA

Made of high-impact PVC Type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of high-impact PVC Type II material. 1/2 lb 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.Unit: EA

Made of high-impact PVC Type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of high-impact PVC Type II material. 1/2 lb 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.Unit: EA

Made of high-impact PVC Type II material. 1/2 lb spring gives positive seal with no back pressure. Reinforced poppet. Designed for any system where back flow is not desired. Spas, swimming pools,...

Made of high-impact PVC Type II material. 1/2 lb 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.Unit: EA