Collection: Backflow Preventers

Watts 0062025 1/2-Inch NPT 9D-M3 Dual Check Valve with Intermediate Atmospheric Vent, Backflow Preventer (9DM3-CAN-1/2)

Watts 0061601 - 9D-S-M3-CAN-3/4 - 3/4" Bronze Dual Check Valve Backflow Preventer With Intermediate Atmospheric Vent, Union Copper End Connections

Watts 0061600 - 9D-S-M3-CAN-1/2 - 1/2" Bronze Dual Check Valve Backflow Preventer With Intermediate Atmospheric Vent, Union Copper End Connections

Apollo Valves 4C-102-01A - 3/8" Carbonated Beverage Dual Check With Atmospheric Port, Acetal Body

Caleffi 573503A - 3/4" Female NPT Series 573 Dual Check Backflow Preventer with Intermediate Atmospheric Vent

Watts 0072224 LF7RU2-U2 1" X 1" Lead Free Brass Dual Check Valve with Union Female NPT Inlet x Union Female NPT Outlet

Watts 0072214 - LF7R10-U2 1" X 1" Lead Free Residential Dual Check Valve with Female Meter Thread Inlet x Union Female NPT Outlet

Watts 0072208 - LF7R10-U3-1 X 3/4 - 1" X 3/4" Brass Lead Free Residential Dual Check Valve with Female Meter Thread Swivel Inlet x Union Male NPT Outlet

Watts 0072207 1" X 3/4" LF7R10-U2 Lead Free Residential Dual Check Valve with Female Meter Thread Swivel Inlet x Union Female NPT Outlet - Brass

Watts 0072206 - LF7RU2-U2-1/2 - 1/2" Lead Free Dual Check Valve with Union Female NPT Inlet x Union Female NPT Outlet

Watts 0072205 - LF7RU2-2-1 - 1" Brass Lead Free Dual Check Valve with Threaded Female Connection Ends

Watts 0792031 LF909-QT-HW 3/4" Lead Free Silicon Bronze Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff and Stainless Steel Check Module

Watts 0792099 LFN9C-D 3/4" Field Testable Hose Connection Backflow Preventer - Lead Free

Watts 0792098 LFN9C 3/8" Lead Free Dual Check Vacuum Breaker Backflow Preventer in Chrome Plated Finish

Watts 0792096 LFN9 1/4" Lead Free Brass Dual Check Vacuum Breaker Backflow Preventer for In-Line Continuous Pressure Application

Watts 0792095 LFNLF9 3/8" Lead Free Laboratory Faucet Dual Check Vacuum Breaker Backflow Preventer in Chrome Finish

Watts 0792066 LF7-10-U2 1 1/4" X 1" Lead Free Dual Check Valve Backflow Preventer, Female Meter Thread Swivel Inlet x Union Female NPT Outlet

Watts 0792076 3/8" Threaded Lead Free LF7 Dual Check Valve, Bronze Body

Watts 0792097 NLF9-3/8" Lead Free Dual Check Vacuum Breaker Backflow Preventer, In-Line, Continuous Pressure

Apollo Conbraco 4C10201 - 3/8" Carbonated Beverage Dual Check w/ Atmospheric Port, Acetal Body

Apollo Conbraco 4C-102-02 3/8" MNPT Plastic Backflow Preventer for Carbonated Beverage Machines

Apollo Valves 4A4A33AMC - 1/2" FNPT Dual Check w/ Atmospheric Vent, Brass, Union Connections

Apollo Valves 4A208A2F - 2" RP4A Series Bronze Reduced Pressure Backflow Preventer With Push End Connections

Apollo Valves 4A207A2F - 1-1/2" RP4A Series Bronze Reduced Pressure Backflow Preventer With Push End Connections

Apollo Valves 4A206A2F - 1-1/4" 4A-200-PR Series Bronze Reduced Pressure Backflow Preventer With Push Connection

Apollo Valves 4A205A2F - 1" RP4A Series Reduced Pressure Backflow Preventers Valve (RPZ)

Apollo Valves 4A204A2F - 3/4" RP4A Series Reduced Pressure Backflow Preventers Valve (RPZ)

Apollo Valves 4A203A2F - 1/2" RP4A Series Reduced Pressure Backflow Preventers Valve (RPZ)

Apollo Valves 4A108A2F - 2" Double Check Backflow Valve (DCVA)

Apollo Valves 4A107A2F - 1-1/2" Double Check Backflow Valve (DCVA)

Apollo Valves 4A106A2F - 1-1/4" Double Check Backflow Valve (DCVA)

Apollo Valves 4A105A2F - 1" Double Check Backflow Valve (DCVA)

Apollo Valves 4A104A2F - 3/4" Double Check Backflow Valve (DCVA)

Apollo Valves 4A103A2F - 1/2" Double Check Backflow Valve (DCVA)

Apollo Valves 4ALF3A33A - 1/2"FNPT Dual Check Backflow Valve

Caleffi 573403A 1/2" NPT Dual Check Backflow Preventer with Atmospheric Vent

Watts 9D-S-M2 3/4 - 3/4" Bronze Dual Check Valve Backflow Preventer with Intermediate Atmospheric Vent, Union Solder End Connections - 0061926

Watts 0061952 - 9D-S-M3 1/2 - 1/2" Bronze Dual Check Valve Backflow Preventer with Intermediate Atmospheric Vent, Union Copper x Copper End Connections

Watts LF009M3QT-3/4", 0391003 Lead Free Reduced Pressure Zone Backflow Preventer

Watts 0063020 - 009M2QT-1 - 1" Bronze Reduced Pressure Zone Backflow Preventer