The Watts Reduced Pressure Detector Assembly, part number 0111659, is designed to protect potable water systems from contamination due to back-siphonage and backpressure, particularly in health hazard applications. This assembly features a compact design that is 70% lighter than traditional models, constructed from 304 stainless steel for durability. It includes two independent torsion spring check modules, a differential pressure relief valve, and drip-tight shutoff valves, ensuring reliable operation and serviceability. The assembly is equipped with a metered bypass to detect unauthorized water use from fire protection systems, making it suitable for applications where monitoring is critical. It operates within a temperature range of 33¬8F to 140¬8F and has a maximum working pressure of 175 psi. The product is compliant with national plumbing codes and is approved by the Foundation for Cross-Connection Control and Hydraulic Research at USC, as well as meeting AWWA C511-97 standards. It is important to note that this product is not intended for use in plumbing systems supplying water for human consumption.
Series 957RPDA, 957NRPDDA, 957ZRPDA Reduced Pressure Detector Assemblies prevent the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply. The 957RPDA incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. It consists of a compact, stainless steel body with stainless steel internal parts, two check valves, a pressure-differentia
| Watts | |
|---|---|
| Product Category | Uncategorized Products |
| Product Number | 0111659 |
| Product Name | Reduced Pressure Detector Assemblies, Stainless Steel |
