Check Valves and Backflow Preventers Total Products: 341

Item - Check Valves Check Valve Flow Design Dual Mechanism and Body Design Inline Body Material - Valves Bronze Pipe or Tube Size 1 in Connection T...

Item - Check Valves Check Valve Flow Design Dual Mechanism and Body Design Inline Body Material - Valves Bronze Pipe or Tube Size 3/4 in Connection...

Item - Check Valves Check Valve Flow Design Dual Mechanism and Body Design Inline Body Material - Valves Bronze Pipe or Tube Size 3/8 in Connection...

Atmospheric Vacuum Breaker Size 1/4 in Connection Type FNPT Material of Construction Low Lead Brass Seal Silicone Max Pressure 125 psi Temp Range 1...

Atmospheric Vacuum Breaker Size 3/8 in Connection Type FNPT Material of Construction Low Lead Brass Seal Silicone Max Pressure 125 psi Temp Range 1...

Test Cock For Use With Watts Series LF-NPT-TC (1/8 in) Size 1/8 in Connection Type NPT Material of Construction Bronze

Test Cock For Use With Watts Series LF-TC (3/4 in) Size 3/4 in Connection Type NPT Material of Construction Bronze

Test Cock For Use With Watts Series LF-TC (1/2 in) Size 1/2 in Connection Type NPT Length 1 5/8 in Width 1 in Material of Construction Bronze Max P...

Test Cock Repair Kit For Use With Watts Test Cock Repair Kit Includes O-Ring and Disc Washer Test Cock

Test Cock Repair Kit For Use With Watts Series LF-RK-TC3 (2-1/2 in) Includes O-Ring and Disc Washer Test Cock

Item - Check Valves Check Valve Flow Design Dual Mechanism and Body Design Inline Body Material - Valves Cast Copper Alloy Pipe or Tube Size 1/2 in...

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

Backflow Preventer Repair Kit For Use With 957-OSY 3 in 957-OSY 4 in Mfr No 957-OSY 21/2 Includes Diaphragm First And Second Check Inlet Coupler O-...

Air Gap For Use With Series 957 (2-1/2 in to 10 in) Size 2 1/2 in to 10 in Connection Type NPT Length 10 3/16 in Width 7 1/2 in Material of Constru...

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 4 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees to 1...

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 3 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees to 1...

Reduced Pressure Zone Backflow Preventer Series Watts 957 Size 2 1/2 in Connection Flanged Body Material 304 Stainless Steel Temp Range 33 Degrees ...

Backflow Preventer Repair Kit For Use With Watts No 21/2 757 OSY Watts No 3 757 OSY Watts No 4 757 OSY Includes Check Disc Cover And Sleeve O-Ring ...

Backflow Preventer Repair Kit For Use With Watts No 21/2 757 OSY Watts No 3 757 OSY Watts No 4 757 OSY Includes Check Disc Cover And Sleeve O-Ring ...

Backflow Preventer Repair Kit For Use With Mfr No 4 909 NRS Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And Lubricant RV Disc...

Backflow Preventer Repair Kit For Use With 3 909 NRS Mfr No 21/2 909 NRS Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And Lubr...

Backflow Preventer Repair Kit For Use With 11/2 909M1QT 2 909M1QT Mfr No 11/4 909 QT Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston S...

Backflow Preventer Repair Kit For Use With 1 909 QT Mfr No 3/4 in-1 in 909QT Includes Check Disc Cover And Sleeve O-Ring Diaphragm Piston Seal And ...

Air Gap For Use With Series 909 (1-1/4 in to 3 in) Size 1 1/4 in to 3 in Connection Type NPT Length 6 3/4 in Width 4 3/8 in Material of Constructio...