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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Designed to handle heavy rainfall and rooftop loads
Strong Grates – Ductile iron material provides excellent durability
6 x 6 foot stainless steel transition riser is used to connect to the main building overhead fire system or potable water supply
Maximum working pressure 15 psi
Watts 007DCDA-DOSY-CFM 2 1/2 - Part of the 007DCDA Series ZA100F-6NH Designed to handle heavy rainfallThis 2 1 2 inch double check detector backflow preventer 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. It is ideal for protection at cross connections identified as non health hazards such as on fire protection systems and from other contaminants found at the service line entrance. It
US$ 24.76
US$ 58.77
US$ 24.47