"MUELLER" STOP AND WASTE VALVE *1/2" sweat *Rated to 125 PSI *Controls volume or a shut off *For use with water, oil orair *Neoprene seal disc *Large flow area *Cast iron handle *Screw over bonnet *Brass *This product contains less than 0.25% weighted average lead content on wetted surfaces *Bulk *Discovery ACC, CON, NBR, SUP, EXP