| Watts® WB-8000AET Wattsbox Enclosure, Aluminum Stucco, 73" x 67" x 60" | backflowpreventer.com | 99168.74 USD | — | — |
| Watts® WB-E8 Wattsbox Enclosure, Aluminum, 118" x 40" x 74" | backflowpreventer.com | 86772.75 USD | — | — |
| Watts® WB-E10 Wattsbox Enclosure, Aluminum, 142" x 42" x 85" | backflowpreventer.com | 79886.26 USD | — | — |
| Ames 12" 4000SS Reduced Pressure Zone Backflow Preventer Assembly, Domestic OSY Shutoffs, Special, Cam-Check Valves, No Approvals, Backflow Flood Sensor | backflowpreventer.com | 57704.25 USD | — | — |
| Watts 6" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, OSY Shutoff, with SentryPlus Alert Flood Prevention System, Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 55512.75 USD | — | — |
| Watts 8" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, OSY Shutoff, with SentryPlus Alert Flood Detection Technology, ArmorTek Coating | backflowpreventer.com | 54604.5 USD | — | — |
| Watts 6" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, NRS Shutoff, with SentryPlus Alert Flood Prevention System, Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 53616 USD | — | — |
| Watts 10" 757 Double Check Valve Assembly Backflow Preventer, Domestic NRS Shutoff Valves | backflowpreventer.com | 52368 USD | — | — |
| Watts 8" 957 Reduced Pressure Zone Assembly Backflow Preventer, OSY Shutoffs, with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV | backflowpreventer.com | 52142.25 USD | — | — |
| Watts 12" 774DCDA Double Check Detector Assembly Backflow Preventer, Domestic OSY Shutoff, Gallons/Minute Meter, Short Lay Length | backflowpreventer.com | 51459 USD | — | — |
| Watts 8" 957 Reduced Pressure Zone Assembly Backflow Preventer, NRS Shutoffs, with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV | backflowpreventer.com | 51255 USD | — | — |
| Watts 12" 774 Double Check Valve Assembly Backflow Preventer, Domestic NRS Shutoff, Short Lay Length | backflowpreventer.com | 48515.25 USD | — | — |
| Watts® WB-N4S-LH Wattsbox Enclosure, Aluminum, Strainer Models, Less Heat, 102" x 32" x 50 1/2" | backflowpreventer.com | 48207 USD | — | — |
| Watts 12" 774DCDA Double Check Detector Assembly Backflow Preventer, Domestic OSY Shutoff, Cubic Feet Meter, Short Lay Length | backflowpreventer.com | 48099.75 USD | — | — |
| Watts 12" 774DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff, Gallons/Minute Meter, Short Lay Length | backflowpreventer.com | 48099.75 USD | — | — |
| Watts 12" 774DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff, Cubic Feet Meter, Short Lay Length | backflowpreventer.com | 48099.75 USD | — | — |
| Watts 12" 774 Double Check Valve Assembly Backflow Preventer, Domestic OSY Shutoff, Short Lay Length | backflowpreventer.com | 47895 USD | — | — |
| Watts 12" 774 Double Check Valve Assembly Backflow Preventer, Short Lay Length | backflowpreventer.com | 45338.25 USD | — | — |
| Watts 6" 757DCDA Double Check Detector Assembly Backflow Preventer, UL/FM Butterfly Valve Shutoffs x Post Indicator Valve, Cubic Feet Meter | backflowpreventer.com | 45081.75 USD | — | — |
| Watts 6" 757DCDA Double Check Detector Assembly Backflow Preventer, UL/FM Butterfly Valve Shutoffs x Post Indicator Valve, Gallons/Minute Meter | backflowpreventer.com | 45081.75 USD | — | — |
| Watts 12" 774 Double Check Valve Assembly Backflow Preventer, OSY Shutoff, Short Lay Length | backflowpreventer.com | 44763.75 USD | — | — |
| Watts® WB-E4 Wattsbox Enclosure, Aluminum, 90" x 32" x 57 1/2" | backflowpreventer.com | 44075.25 USD | — | — |
| Watts 4" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, OSY Shutoff, with SentryPlus Alert Flood Prevention System, Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 43979.25 USD | — | — |
| Watts 4" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, NRS Shutoff, with SentryPlus Alert Flood Prevention System, Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 42675.75 USD | — | — |
| Watts 6" 957 Reduced Pressure Zone Assembly Backflow Preventer, OSY Shutoffs, with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV | backflowpreventer.com | 39654.75 USD | — | — |
| Watts 6" 957 Reduced Pressure Zone Assembly Backflow Preventer, NRS Shutoffs, with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV | backflowpreventer.com | 38779.5 USD | — | — |
| Watts® WB-4000 Wattsbox Enclosure, Fiberglass, 45" x 35" x 35" | backflowpreventer.com | 38565.74 USD | — | — |
| Watts 10" 774DCDA Double Check Detector Assembly Backflow Preventer, Domestic OSY Shutoff, Cubic Feet Meter, Short Lay Length | backflowpreventer.com | 38169 USD | — | — |
| Watts 10" 774DCDA Double Check Detector Assembly Backflow Preventer, Domestic OSY Shutoff, Gallons/Minute Meter, Short Lay Length | backflowpreventer.com | 38169 USD | — | — |
| Watts 3" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, OSY Shutoff with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 36315 USD | — | — |
| Watts 10" 774DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff, Cubic Feet Meter, Short Lay Length | backflowpreventer.com | 35676 USD | — | — |
| Watts 10" 774DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff, Gallons/Minute Meter, Short Lay Length | backflowpreventer.com | 35676 USD | — | — |
| Watts 10" 757DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff Valves, Cubic Feet Meter, N Pattern | backflowpreventer.com | 35295 USD | — | — |
| Watts 10" 757DCDA Double Check Detector Assembly Backflow Preventer, OSY Shutoff Valves, Gallons/Minute Meter, N Pattern | backflowpreventer.com | 35295 USD | — | — |
| Watts 3" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, NRS Shutoff with SentryPlus Alert Flood Prevention System and Automatic Shutoff ACV, ArmorTek Coating | backflowpreventer.com | 35265.75 USD | — | — |
| Watts 10" 774 Double Check Valve Assembly Backflow Preventer, OSY Shutoff, Grooved Inlet x Grooved Outlet, Short Lay Length | backflowpreventer.com | 34563 USD | — | — |
| Watts® WB-4000AE Wattsbox Enclosure, Aluminum, 53" x 44" x 44" | backflowpreventer.com | 34434 USD | — | — |
| Watts® WB-N3 Wattsbox Enclosure, Fiberglass, 70" x 26" x 45" | backflowpreventer.com | 34434 USD | — | — |
| Watts® WB-N4-LH Wattsbox Enclosure, Aluminum, Less Heat, 90" x 32" 50 1/2" | backflowpreventer.com | 34434 USD | — | — |
| Watts 6" 909 Cast Iron Reduced Pressure Zone Backflow Preventer Assy, OSY Shutoff, with SentryPlus Alert Flood Detection Technology, ArmorTek Coating | backflowpreventer.com | 34216.5 USD | — | — |