Watts 757 QT 4 Part of the 757 Series mainline siltfence Protects against excessive temperature and Protects against excessive temperature and pressure during emergency conditions It combines low profile design with dependable drainage to help maintain the visual harmony of finished floors without compromising on function Quarter turn ball valves 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Quarter Turn Ball Valve Outlet Thread Type Does Not Apply To Product Part Number 0111759 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 757 Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet 757