LF957ZRPDA-DOSY-GPM 4
Part of the LF957RPDA Series
Ordering Code: 0792423
UPC: 098268440577
Lead Free: YES
4 In Lead Free Reduced Pressure Detector Assembly, Domestic Osy Shutoff Valves, Gallons/Minute Meter, Z Pattern
This 4 inch lead free Z pattern reduced pressure detector assembly is designed to prevent the reverse flow of fire protection substances and water of non-potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross-connections identified as health hazards such as on fire sprinkler systems and from other contaminants found at the service line entrance. This assembly consists of a stainless steel body with a quick access sleeve, torsion spring check valves, domestic outside stem and yoke resilient seated gate valves, test cocks, corrosive resistant bottom mounted pressure relief valve, and a gallons per minute meter to detect underground leaks and unauthorized water use.
Product Features
- Stainless steel housing and sleeve
- Health hazard application
- No special tools required for servicing
- Gallons per minute meter
| Specifications | |
|---|---|
| Backflow Preventer Type | Reduced Pressure Detector Assembly |
| Body Finish | Stainless Steel |
| Body Material | Stainless Steel |
| Body Pattern | Z-Pattern |
| Brand Name | Watts |
| Bypass | Yes |
| Cap And Tether | No |
| EANUCCCode | 098268440577 |
| Elbow Fitting | No |
| Hazard Protection Level | Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 4 IN |
| Inlet Connection Size-Metric | 100 MM |
| Inlet Connection Type | Grooved Joint |
| Inlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | YES |
| Maximum Temperature-Fahrenheit | 110 |
| Maximum Working Pressure-BAR | 12.06 |
| Maximum Working Pressure-PSI | 175 |
| Meter Type | GPM |
| Minimum Temperature - Celsius | 0.50 |
| Minimum Temperature-Fahrenheit | 33 |
| Outlet Connection Size | 4 IN |
| Outlet Connection Type | Grooved Joint |
| Outlet Shutoff Valve Type | Outside Stem And Yoke Gate Valve |
| Outlet Thread Type | Does Not Apply To Product |
| Part Number | 0792423 |
| Polymer Coating | No |
| Pressure Operation | Continuous |
| Protection Type | Backpressure and Backsiphonage |
| Series | LF957RPDA |
| Strainer | No |
| Type | Valve to Accessory |
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