pvc ball valve Meterial:PVC Size:1/2, 3/4, 1,1-1/4,1-1/2,2,3,4 Color: white,gray SIZE 1/2 TO 4Standard ANSI ... SOCKET ,threadStructure type trunnion ball valve pvc ball valve1) diameter: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 4" 2 ... fouling8) Insulation energy saving9) Light weight, high strength Technical characteristics: 1) Easy to stall , easy to operate 2)Applicable to the ...