Watts 1 2 STMTRPT 1MGAP Part of the MG Series ground shipping It features a 12 1 2 It features a 12 1 2 inch round fixed top with heel proof ductile iron grate Kit contain adjusting screw MGH Thermostatic Radiator Steam Traps Sizes 1 2 1 IN 00 Outlet Connection Size 1 2 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0036095 Pipe Plug No Pressure Adjustment Range 25" to 65 PSI Pressure Steam Discharge Capacity Does Not Apply To Product Purge And Drain Diameter Does Not Apply To Product Purge And Drain Outlet Size Does Not Apply To Product Series MG Side Tapping No Side Tapping Size Does Not Apply To Product Strainer No Strainer Material Does Not Apply To Product Switch Type Does Not Apply To Product Temperature Adjustment Range Does Not Apply To Product Temperature Range Does Not Apply To Product Top 1 Tapping Size Does Not Apply To Product Top 2 Tapping Size Does Not Apply To Product Top Tapping No Vacuum Breaker No Venting Capacity Does Not Apply To Product Specification Sheet G