Watts products stocked at The House Supplier, covering Backflow Preventers, Relief Valves and Pressure Reducing Valves — 75 items.
Connections stocked include Female Threaded, Male Threaded and Union Female Threaded. Configurations include Water Pressure Reducing Valve, Temperature Pressure Relief Valve, Vacuum Breaker and Thermostatic Mixing Valve.

Watts
Watts T063235 2" Lead Free Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry with Freeze Stop
Sale price$1,268.54
Only 2 units left
Watts
Watts 88004115 2" Lead Free Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff Valves, Backflow Flood Sensor
Sale price$1,689.78
Only 2 units left
Watts
Watts 1 1/2" Lead Free Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff Valves, Lever Handles, Backflow Flood Sensor
Sale price$1,473.43
In stock, 17 units
Watts
Watts LF007M1-QT-FZ 1 1" 007M1 Lead Free Double Check Valve Backflow Preventer Assembly, Quarter Turn Shutoff, Single Top Entry, Freeze Sensor
Sale price$481.32
In stock, 12 units
Watts
Watts 1 1/4" Lead Free Reduced Pressure Zone Backflow Preventer Assembly with Quarter Turn Shutoff Valves, Lever Handles, Backflow Flood Sensor
Sale price$1,410.84
In stock, 7 units
Watts
Watts 6550792 3/4" Lead Free Thermostatic Mixing Valve, Press x Press, Adjustable Temperature Range 80-120 F
Sale price$407.53
Only 3 units left
Watts
Watts 0856810 3/4" Lead Free Flow Measurement Valve, Solder Connections
Sale price$303.64
Only 1 unit left
Watts
Watts 0792087 3/4" Lead Free Hose Connection Vacuum Breaker Backflow Preventer, Chrome Finish
Sale price$153.24
Only 3 units left
Watts
Watts 0792085 3/4" Lead Free Hose Connection Vacuum Breaker Backflow Preventer, Secured with Allen Head Set Screw
Sale price$109.66
Only 2 units left
Watts
Watts 88004110 1/2" Lead Free Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves, Backflow Flood Sensor
Sale price$884.94
Only 1 unit left
Watts
Watts 0792092 3/4" Lead Free Hose Connection Vacuum Breaker Backflow Preventer, Non-Removable, Chrome Finish
Sale price$187.22
Only 3 units left
Watts
Watts 0881376 Air Gap for 3/4 to 1" 009/909, 1 to 1 1/2" 009M2, and 1 1/4 to 2" 995 Series
Sale price$139.16
In stock, 14 units
Watts
Watts 0792091 3/4" Lead Free Hose Connection Vacuum Breaker Backflow Preventer, Non-Removable
Sale price$134.58
Only 2 units left
Watts
Watts 0881399 Air Gap for 1/2" 009, 3/4" 009M2/M3 and 1/2 to 1" 995 Series
Sale price$223.11
In stock, 13 units
Watts
Watts 0881378 Air Gap for 1 1/4 to 3" 009/909, 1 1/4 to 2 " 009M1, and 2 " 009M2 Series
Sale price$169.32
In stock, 6 units
Watts
Watts 0792012 1" Lead Free Anti-Siphon Pressure Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, Tee Handles
Sale price$287.20
Only 1 unit left
Watts
Watts 0559122 1" Lead Free Thermostatic Mixing Valve, Threaded Union End Connection, Adjustable Out 80-120 F
Sale price$408.56
In stock, 9 units
Watts
Watts 0792065 3/8" Lead Free Atmospheric Vacuum Breaker Backflow Preventer, Bottom"let And Outlet, Polished Chrome Finish
Sale price$475.17
Only 3 units left
Watts
Watts 0792052 1/2" Lead Free Anti-Siphon Vacuum Breaker Backflow Preventer, Polished Chrome Finish
Sale price$439.10
Only 3 units left
Watts
Watts 0792024 1/2" Lead Free Spill-Resistant Anti-Siphon Vacuum Breaker Backflow Preventer, Quarter Turn Shutoff, Polymer Coating
Sale price$1,405.90
Only 2 units left
Watts
Watts 0559116 1/2" Lead Free Thermostatic Mixing Valve, Threaded Union End Connection, Adjustable Out 80-120 F
Sale price$323.12
In stock, 8 units
Watts
Watts 0559119 3/4" Lead Free Thermostatic Mixing Valve, Threaded Union End Connection, Adjustable Out 80-120 F
Sale price$332.62
Only 3 units left
Watts
Watts 0792038 1/2" Lead Free Anti-Siphon Vacuum Breaker Backflow Preventer
Sale price$311.16
Sold out
Watts
Watts 0792054 3/4" Lead Free Anti-Siphon Vacuum Breaker Backflow Preventer, Polished Chrome Finish
Sale price$508.92
Only 3 units left
Watts
Watts 0559114 1/2" Lead Free Thermostatic Mixing Valve, Crimp End Connections, Adjustable Out 80-120 F
Sale price$323.12
In stock, 10 units
Watts
Watts 0556031 3/4" Lead Free Brass Vacuum Relief Valve, Male NPT, Protective Cap
Sale price$161.81
In stock, 37 units
Watts
Watts 0559121 1" Lead Free Thermostatic Mixing Valve with Solder Union End Connections, Adjustable Out 80-120 F
Sale price$408.56
In stock, 10 units
Watts
Watts 0559118 3/4" Lead Free Thermostatic Mixing Valve, Solder Union End Connections, Adjustable Out 80-120 F
Sale price$332.62
In stock, 9 units
Watts
Watts 0556004 3/4" Lead Free Self Closing Temperature And Pressure Relief Valve, 150 psi, 210 F, Extended Shank Up To 3" Insulation
Sale price$91.16
In stock, 7 units
Watts
Watts 0382570 1" Iron Boiler Pressure Relief Valve, 30 psi, Expanded Outlets
Sale price$614.73
Only 2 units left
Watts
Watts 0559115 1/2" Lead Free Thermostatic Mixing Valve, Solder Union End Connections, Adjustable Out 80-120 F
Sale price$323.12
In stock, 17 units
Watts
Watts 0383020 1 1/4" Iron Boiler Pressure Relief Valve, 30 psi, Expanded Outlets
Sale price$640.58
Only 2 units left
Watts
Watts 0382008 3/4" Iron Boiler Pressure Relief Valve, 30 psi, Expanded Outlets
Sale price$115.02
Only 2 units left
Watts
Watts 0556008 1" Lead Free Brass Automatic Reseating T and P Relief Valve, 150 psi, 210 degree F, Test Lever, 5" Extension Thermostat
Sale price$1,618.83
In stock, 6 units
Watts
Watts 0556016 3/4" Lead Free Brass Automatic Reseating T and P Relief Valve, 150 psi, 210 degree F, Test Lever, 5" Extension Thermostat
Sale price$1,011.39
Only 4 units left
Watts
Watts 0556035 1/2" Lead Free Brass Poppet Type Calibrated Pressure Relief Valve, Adjustable 50-175 psi
Sale price$173.35
In stock, 10 units
Watts
Watts 0556015 3/4" Lead Free Brass Automatic Reseating T and P Relief Valve, 125 psi, 210 degree F, Test Lever, 5" Extension Thermostat
Sale price$911.94
Only 3 units left
Watts
Watts 0556000 3/4" Lead Free Self Closing Temperature And Pressure Relief Valve, 150 psi, 210 degree F, Test Lever, Extension Thermostat
Sale price$56.67
In stock, 8 units
Watts
Watts 0556002 3/4" Lead Free Self Closing Temperature And Pressure Relief Valve, 150 psi, 210 F, Extended Shank Up To 2 1/2" Insulation
Sale price$78.02
In stock, 45 units
Watts
Watts 0154820 1" Bronze Automatic Reseating Temperature And Pressure Relief Valve, 125 psi, 210 degree F, Test Lever, 3" Thermostat
Sale price$1,210.93
Only 2 units left
Watts
Watts 0274513 3/4" Bronze Boiler Pressure Relief Valve, 50 psi, Threaded Female Connections
Sale price$141.84
In stock, 8 units
Watts
Watts 0121342 3/4" Lead Free Self Closing Temperature And Pressure Relief Valve, 125 psi, 210 degree F, Test Lever, Extension Thermostat
Sale price$55.02
In stock, 6 units
Watts
Watts 0298500 1/2" Lead Free Brass High Capacity Water Pressure Reducing Valve, FNPT"let and Outlet
Sale price$565.68
Only 1 unit left
Watts
Watts 0066132 3/4" Brass Self Closing Temperature And Pressure Relief Valve, 150 psi, 210 F, Extended Shank Up To 2 1/2" Insulation
Sale price$81.93
In stock, 19 units



