Watts 3/4 LF9D - Part of the LF9D Series ADS it features a large 15½″

it features a large 15½″ round top with a secure ductile-iron

dual sweat connection

PTFE seats

protects against excessive temperature and pressure during emergency conditions

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 1/2 IN Outlet Connection Type Union Female Threaded Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type Does Not Apply To Product Part Number 88006822 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Rubber Series LF9D Strainer Yes UPC - 098268028508

Watts 3/4 LF9D - Part of the LF9D Series ADS it features a large 15½″This 3 4 inch lead free dual check valve backflow preventer with atmospheric vent prevents the reverse flow of hot or cold polluted water from entering into the potable water supply. This valve is designed for continuous pressure non health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. It consists of a lead free forged brass body with