Check Valves and Backflow Preventers Total Products: 1529

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves PVC Pipe or Tube Size 3 in Connect...

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves Brass Pipe or Tube Size 1/2 in Con...

Atmospheric Vacuum Breaker Steam Service Size 1/2 in Connection Type MNPT Material of Construction Brass Max Pressure 125 psi Temp Range 350 Degree...

Vacuum Breaker Repair Kit For Use With Watts Series 800 M2 1/2 to 1 in Includes Bonnet O-ring Float Vent Disc Assembly (Vent Float Seal and Spring)

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves PVC Pipe or Tube Size 2 in Connect...

Vacuum Breaker Repair Kit For Use With Watts Series 800 M2 1/2 to 1 in Includes Bonnet O-ring Check Disc Vent Seal

Flo-Control Valve Material of Construction Cast Iron Connection FNPT Size 1 in Length 3 1/2 in Mounting Position Horizontal or Angle Overall Height...

Verticle Tube kit Includes One 15 x 1/2 in Diameter Tube/Test Cock Adapter Assembly and One 15 x 1/2 in Diameter Extension Tube For Use With 34CU33...

Second Check Valve Repair Kit For Use With Watts Series 007 M2 3/4 in Includes Check Cage Cover O-ring Disc Assembly Seat Seat O-ring Spring

Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Swing Body Material - Valves Brass Pipe or Tube Size 2 in Conne...

Reduced Pressure Zone Backflow Preventer Series Wilkins 375 Size 2 1/2 in Connection Flanged x Flanged Body Material Epoxy Coated Ductile Iron Body...

Reduced Pressure Zone Backflow Preventer Series Wilkins 375 Size 1 1/2 in Connection FNPT X FNPT Body Material Bronze Valve Body and Shut Off Valve...

Reduced Pressure Zone Backflow Preventer Series Wilkins 375 Size 1 1/4 in Connection FNPT X FNPT Body Material Bronze Valve Body and Shut Off Valve...

Reduced Pressure Zone Backflow Preventer Series Wilkins 975XL Size 3/4 in Connection FNPT X FNPT Body Material Bronze Temp Range 33 Degrees to 140 ...

Cap For Use With Watts Series SAE-TC (1/8 in SAE) Size 1/8 in Connection Type SAE Material of Construction Brass

Cap Tether For Use With Watts Series RK-SAE-TC (1/8 in SAE) Size 1/8 in Connection Type SAE Length 11 1/4 in Width 7 3/8 in Material of Constructi...

Air Gap For Use With Watts Series 909 (8 in to 10 in) Size 4 in Connection Type NPT Length 11 1/4 in Width 7 3/8 in Material of Construction Cast I...

Double Check Valve Assembly Series Watts 757 Size 6 in Connection Flanged Body Material Iron Valves Stainless Steel Body Temp Range 33 Degrees F Ma...

Total Relief Kit For Use With Watts Series 009 (M2 or 1 in) Includes Cover O-ring RV spring Seat Seat O-ring Stem and Diaphragm Assembly Stem O-ring

Backflow Preventer Repair Kit For Use With Watts Series 909 6 in Includes Adapter O-ring Bottom Plug O-ring Diaphragm Lubricant Piston O-ring Pist...

Backflow Preventer Repair Kit For Use With Watts Series 009 (M2 or 3/4 in) Includes (2) Molded Disc Assemblies (2) Piston O-rings (2) Seat O-rings ...

Double Check Valve Repair Kit For Use With Watts Series 007 (M3 or 3/4 in) Includes (2) Disc Assemblies (2) Seat O-rings Cover O-ring

Relief Valve Repair Kit For Use With Watts Series 909 (M1 or 4 to 8 in) Includes Adapter O-ring Bottom Plug O-ring Diaphragm Lubricant Piston O-rin...

Relief Valve Repair Kit For Use With Watts Series 009 M2 3/4 in Includes Cover O-ring RV spring Seat Seat O-ring Stem and Diaphragm Assembly Stem ...