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.

Durable sonic welded thermo-plastic body.

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.

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.

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.

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.

Certified to NSF 61 requirements.

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.

Certified to NSF 61 requirements.

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.

1-1/2 in pump thread with 1-1/4 in or 1-1/2 in pipe connection.

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.

Certified to NSF 61 requirements.

Includes 2 convertible fittings and 4 hose clamps. Durable thermoplastic valve body and poppet designed to resist corrosion and to stop noise. Handles either 1-1/4 in or 1-1/2 in OD pipe.

Certified to NSF 61 requirements.

Certified to NSF 61 requirements.

Silicon bronze cast body and poppet contain less than 0.05% Lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.

Silicon bronze cast body and poppet contain less than 0.05% Lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.

Certified to NSF 61 requirements.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, stainless steel washer and stainless steel locknut. 400 psi working pressure.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, stainless steel washer and stainless steel locknut. 400 psi working pressure.

This 3/4 by 3/4 in lead-free dual check valve prevents the reverse flow of polluted water from entering into the drinking water supply at the service entrance or at individual outlets. The valve consists of a lead-free brass body construction, with two plastic replaceable check valves and stainless steel springs. It is designed for non-health hazard residential water system containment, continuous pressure applications and is to be installed immediately downstream of the residential water meter, in a vertical or horizontal position. The minimum working pressure is 10 psi and maximum working pressure is 175 psi.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, stainless steel washer and stainless steel locknut. 400 psi working pressure.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, stainless steel washer and stainless steel locknut. 400 psi working pressure.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.

Silicon bronze cast body and poppet contain less than 0.05% lead. Furnished with Buna-N O-ring, stainless steel spring, washer and locknut. All valves 1/2 in through 1-1/2 in have a working pressure of 400 psi. All valves 2 in and larger have a working pressure of 600 psi.