Amazon.com: Gloxco 3" PVC True Union Ball Valve Rated at 200 PSI, Grey Body, Full Port, Double Union, EPDM O-Rings, 3 inch sockets : Industrial & Scientific
DOUBLE UNION PVC BALL VALVE | Alreyadah Trade
NIBCO® Chemtrol® 1/2" PVC Sch 80 Universal Connections True Union Ball Valve with EPDM O-Ring at Menards®
Amazon.com: DERNORD PVC True Union Ball Valve with Full Port, EPDM O-Rings, and Reversible PTFE Seats,Rated at 200 PSI (1 inch Socket) : Industrial & Scientific