McDonald® Ball Valve Curb Stops maintain their low turning torques and bubble-tight 300 psig water pressure rating due to the PTFE coated brass ball that is supported by two blow-out proof EPDM seals. The end piece joint is sealed with an EPDM O-ring and thread locker. McDonald® Ball Curb Stops offer positive shut-off from either direction and are available with a wide variety of end connections or Minneapolis Curb Box Threads. A brass 2 in square operating head that is easily pinned to existing curb stops are available separately.
A.Y. McDonald Ball Style Curb Stop, Straight Regular Pattern, 1-1/2 in Nominal, CTS PE COMP x FNPT, 300 psig, PTFE Coated Brass Ball, 3.4 in Top to Inlet Center, Brass Body, EPDM Softgoods