Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series snake fence resilient wedge disc design that

resilient wedge disc design that offers both positive seating and resistance against high differential pressure

This 1 inch two-way universal flow check valve is for use in commercial and residential hydronic heating systems to provide positive shutoff when circulator is not running

UPC - 098268067279

5 to 20 GPM Hot Inlet Temperature Range 120 to 180 degree F Hot Water Inlet Connection Size 1 IN Hot Water Inlet Connection Type Crimped Hot Water Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Pressure Differential 25 percent Maximum Working Pressure-PSI 150 Minimum Differential Temperature-Fahrenheit 5 Minimum Static Pressure-PSI 30 Outlet Connection Size 1 IN Outlet Connection Size-Metric 25 MM Outlet Connection Type Crimped Outlet Temperature Accuracy +/- 3 degree F Outlet Thread Type Does Not Apply To Product Part Number 0559120 Series LFMMV Temperature Adjustment Range 80 to 120 degree F Wi-Fi Enabled No Specification Sheet - LFMMV

Z415BL-4NL

Watts 757DCDA-OSYXPIV-GPM 4 - Part of the 757DCDA Series snake fence resilient wedge disc design thatThis 4 IN stainless steel double check detector backflow preventer is a crucial component in safeguarding potable water from contamination. Used primarily in fire line sprinkler systems where it prevents the backflow of fire suppression materials into the potable water supply, its installation is typically mandated by local authorities in areas identified as non health hazard continuous pressure applications. It has outside stem and yoke resilient