Check Valves and Backflow Preventers Total Products: 2146

Pressure Vaccum Breaker 1 in Size 1 in Connection Type FNPT Material of Construction Bronze Max Pressure 150 psi Temp Range 33 Degrees F to 140 Deg...

Pressure Vaccum Breaker 3/4 in Size 3/4 in Connection Type FNPT Material of Construction Bronze Max Pressure 150 psi Temp Range 33 Degrees F to 140...

Hose Connection Vacuum Breaker 3/4 in Size 3/4 in Connection Type Hose Material of Construction Bronze w/Satin Brass Finish Max Pressure 125 psi Te...

Beverage Backflow Preventer 1/4 in Size 1/4 in Connection SAE Flare Body Material Noryl/GFN2 Temp Range 33 Degrees F to 130 Degrees F Max Temp 130 ...

Second Check Valve Repair Kit For Use With Watts Series 009 M2 2 in Includes Check Assembly Cover O-ring

Second Check Valve Repair Kit For Use With Watts Series 009 (1-1/4 to 2 in) Includes Check Assembly Cover O-ring

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

Excess Flow Check Valve 1/4 in NPT

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...