Various of ANSI DIN BS quality pvc ball valves used in swimming pool,irrigation,aquaculture,construction,gardenpool,industrial. We have 58 ... 3 days, we are one of biggest supplier of pvc ball valve in China mainland. We can supply highest quality on competitive ... market1)We are specialized in plastic valves.2)We have: ANSI DIN BS Plastic Ball Valve,Compact Ball valve, Octagonal ball valve,Gate valve ...