Everflow Supplies 4612-NL Lead Free Boiler Drain Multi Turn MIP/Sweat Inlet, 1/2-Inch Everflow product code 4612-NL Lead free boiler drain Brass construction with multiturn valve Has 1/2 inch mip threaded/solder cup connects Upc approved product Approved By UPC, NSF Working Pressure 125 WOG Brass Body Constructed