Watts LF757DCDA BFG CFM 2 1 2 Part of the LF757DCDA Series ZC100F 6NH 3 4 inch NPTF female outlet 3 4 inch NPTF female outlet ligature resistant 00 Minimum Temperature Fahrenheit 33 Outlet Connection Size 2 1 2 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Gear Operated Butterfly Valve Outlet Thread Type Does Not Apply To Product Part Number 0122729 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series LF757DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet LF757DCDA It is designed for non health hazard applications and may be installed under continuous pressure service to protect against both backpressure and backsiphonage