Watts 757DCDA OSY GPM 4 Part of the 757DCDA Series Hanes Geo This 3 8 IN dual check This 3 8 IN dual check valve backflow preventer for carbonated beverage machines prevents the reverse flow of contaminated water Specifications Body Material Bronze Brand Watts EAN 098268564037 GPM When Relieved Does Not Apply to Product Inlet Connection Size 3 4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free NO Maximum Temperature Fahrenheit 210 Maximum Working Pressure PSI 93 Outlet Connection Size 3 4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F257562 Pressure Range Does not apply to product Pressure Relief Setting PSI 125 Protection Type Temperature And Pressure Series 140 Shank Length Does Not Apply To Product Temperature Relief Fahrenheit 210 Thermostat Material Nylon Coated Copper Thermostat Probe Length 5 IN Specification Sheet 40 Its compact housing consists of two independently operating tri link check valves 10 Maximum Working Pressure PSI 175 Meter Type GPM Minimum Temperature Celsius 0