Stainless Valve Co. custom designs & manufactures the Stargate-O-Port-Valve to solve problematic, demanding applications, where commodity ball, gate, and butterfly valves do not perform. Improved reliability and performance along with lower maintenance is what the “flat ball valve” provides. The “Problem Solved” valve is manufactured in SS, Duplex SS or any alloy available in plate form. 4"-72" and up to 1500#.