Watts DBF 03 131 15 M2 8 Part of the DBF 03 Series Z100F 3NH Heavy duty frame and grate system Heavy duty frame and grate system with four corner lock down to handle dynamic loads Specifications Actuation No Assembled Dry No Balance Stop Plate No Ball Material Brass Body Finish Bronze Body Material Bronze Brand Watts Buy American Act Compliant NO Class Rating Does Not Apply To Product Control Type Lever Handle CV Rating 110 GPM EAN 098268500585 Electrical Rating Does Not Apply To Product Inlet Connection Size 1 1 4 IN Inlet Connection Size Metric 32 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 350 Minimum Temperature Celsius 18 stainless steel disc is used in HVAC