Check Valves and Backflow Preventers Total Products: 52

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...

Air Gap For Use With Series 909 (1/4 in to 1/2 in) Size 1/4 in to 1/2 in Connection Type NPT Length 3 1/8 in Width 2 3/8 in Material of Constructio...

Reduced Pressure Zone Backflow Preventer Series Watts 009 Size 1/2 in Connection NPT Body Material Stainless Steel Temp Range 33 Degrees to 180 Deg...

Air Gap For Use With Series 909 (4 in to 6 in) Size 4 in to 6 in Connection Type NPT Length 9 5/8 in Width 6 3/8 in Material of Construction Cast I...

Double Check Valve Assembly Series Watts 757 Size 4 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Temp 1...

Double Check Valve Assembly Series Watts 757 Size 3 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Temp 1...

Double Check Valve Assembly Series Watts 757 Size 2 1/2 in Connection Flanged Body Material Cast Iron Temp Range 33 Degrees to 140 Degrees F Max Te...

Backflow Preventer Test Kit 3 Valve Includes (3) 3 ft Hoses (3)Test Valves (9) Hose Adapters 16 in Security Strap Analog Test Gauge Carrying Case F...

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

Vacuum Breaker Size 6 in Connection Type MNPT Material of Construction Brass Max Pressure 35 psi Height 9 1/8 in Width 6 1/2 in Standards ANSI A112...

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...

Vacuum Breaker Size 3/4 in Connection Type GHT Material of Construction Brass Max Pressure 125 psi Temp Range 180 Degrees F Height 1 1/2 in Width 1...

Vacuum Breaker Size 3/4 in Connection Type GHT Material of Construction Chrome-Plated Brass Seal Rubber Max Pressure 125 psi Temp Range 180 Degrees...

Flo-Control Valve Material of Construction Cast Iron Connection FNPT Size 1 1/4 in Length 4 in Mounting Position Horizontal or Angle Overall Height...

Reduced Pressure Zone Backflow Preventer Series Watts 009 Size 1 in Connection NPT Body Material Bronze Temp Range 33 Degrees to 180 Degrees F Max ...

Reduced Pressure Zone Backflow Preventer Series Watts 009 Size 3/4 in Connection NPT Body Material Bronze Temp Range 33 Degrees to 180 Degrees F Ma...

Flo-Control Valve Material of Construction Bronze Connection Sweat Size 3/4 in Length 3 1/4 in Mounting Position Horizontal Overall Height 3 7/8 in...

Flo-Control Valve Material of Construction Cast Iron Connection FNPT Size 1 1/2 in Length 5 in Mounting Position Horizontal or Angle Overall Height...

Flo-Control Valve Material of Construction Cast Iron Connection FNPT Size 3/4 in Length 3 1/8 in Mounting Position Horizontal or Angle Overall Heig...

Vacuum Breaker Size 3/4 in Connection Type GHT Material of Construction Brass Seal Rubber Max Pressure 125 psi Temp Range 180 Degrees F Height 1 1/...

Vacuum Breaker Size 3/4 in Connection Type FNPT Material of Construction Brass-Polished Chrome Seal Silicone Max Pressure 125 psi Temp Range 212 De...

Vacuum Breaker Size 3/4 in Connection Type FNPT Material of Construction Brass Seal Silicone Max Pressure 125 psi Temp Range 212 Degrees F Height 3...

Vacuum Breaker Size 1/2 in Connection Type FNPT Material of Construction Brass-Polished Chrome Seal Silicone Max Pressure 125 psi Temp Range 212 De...