BALL VALVE 1/2" POLY (3-WAY) Pacific Bay Equipment Sale! from $45.60 Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Polypropylene Ball Valves - Full port reinforced polypropylene body for strength & chemical resistance. Max PSI: 240 Working Pressure Teflon Seats for smooth operation & proper sealing. Double EPDM O-Rings in Stem for "No Leak" Threaded Mounting Brass Inserts on 1-1/4" - 2" Sizes 8mm Mounting Inserts 1/2" x 1/2" x 1/2" FPT