Watts 774DCDA-DOSY-GPM 10 - Part of the 774DCDA Series inlet-protection-finder The ThermalMAX™ Roof Hatch redefines

The ThermalMAX™ Roof Hatch redefines energy efficiency with its industry-leading R-20 insulation rating

a steel-plated stop plate

ZB1910-3IG

17 Standard Reduced Pressure Setting-PSI 75 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Type Kit Valve Style Standard Specification Sheet - LF223

UPC - 098268545401

Watts 774DCDA-DOSY-GPM 10 - Part of the 774DCDA Series inlet-protection-finder The ThermalMAX™ Roof Hatch redefinesThis 10 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 in accordance with national plumbing codes and water authority requirements. It is ideal for protection at cross connections identified as non health hazards such as on fire protection