Watts 40XL 4 100 210 FS 1 Part of the 40L Series ZA100F 6NH high capacity DuoVent air vent high capacity DuoVent air vent assembly Specifications Actuation No Assembled Dry No Balance Stop Plate No Ball Material Chrome Plated Brass Body Finish Brass Body Material Lead Free Copper Silicon Alloy Brass Brand Watts Buy American Act Compliant NO Class Rating Does Not Apply To Product Control Type Lever Handle CV Rating Does Not Apply To Product EAN 098268447866 Electrical Rating Does Not Apply To Product Inlet Connection Size 3 IN Inlet Connection Size Metric 80 MM Inlet Connection Type Socket Inlet Thread Type Does Not Apply To Product Lead Free YES Maximum Temperature Fahrenheit 400 Minimum Temperature Celsius 18 Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert® technology to detect excessive water discharges from the relief valve 1 inch NPTF female outlet