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59804A 1/4" Isolation service check valve for removal of air vents, pressure gauges etc. or expansion tank without purging system. Fits automatic air vents 502 series.
Max. working pressure: 150 psi.
Max. working temperature: 250F. Caleffi Isolation Service Check Valve - 59804A

59804A 1/4" Isolation service check valve for removal of air vents, pressure gauges etc. or expansion tank without purging system. Fits automatic air vents 502 series. Max. working pressure: 150 psi. Max. working temperature: 250°F.

Our Price: $6.61
561402A 1/2" Isolation service check valve for removal of air vents, pressure gauges etc. or expansion tank without purging system. Fits automatic air vents 502 series.
Max. working pressure: 150 psi.
Max. working temperature: 250F. Caleffi Isolation Service Check Valve - 561402A

561402A 1/2" Isolation service check valve for removal of air vents, pressure gauges etc. or expansion tank without purging system. Fits automatic air vents 502 series. Max. working pressure: 150 psi. Max. working temperature: 250°F.

Our Price: $7.63
¾" sweat union. In-line flow check valve. Brass body and fittings. Max. percentage of glycol: 50%.
Max. working pressure: 150 psi.
Temperature range: 32-250F. Caleffi NA510 Inline Check Valve NA51059

Caleffi, ¾" sweat union. In-line flow check valve. Brass body and fittings. Max. percentage of glycol: 50%. Max. working pressure: 150 psi. Temperature range: 32-250°F.

Our Price: $29.12
Caleffi 1" sweat union. In-line flow check valve. Brass body and fittings. Max. percentage of glycol: 50%.
Max. working pressure: 150 psi.
Temperature range: 32-250F. Caleffi NA510 Inline Check Valve NA51069

Caleffi, 1" sweat union. In-line flow check valve. Brass body and fittings. Max. percentage of glycol: 50%. Max. working pressure: 150 psi. Temperature range: 32-250°F.

Our Price: $37.19