plastic pvc double union ball valve 1 material:pvc 2 standard: ... 3 color:grey,white 4 pack:pp bag,box,carton plastic pvc double union ball valve 1.Material:PVC 2.Size ... .Media:water 4.Standard:ANSI,JIS,DIN,BS 5.Connection type:socket & threaded 6.Color:grey,white...(many colors for choose ...