... pvc water valve,grey valve 1)optimal handling and full flow valve 2)strong sealing ball valve 3)PN16,PN10 pvc plastic water ... ball valve1.Description1)Material U-PVC,new pvc2)Application water supply,water draining,farming,irrigation, ... drug resistance 4) Water quality unaffected and Small resistance to fluidity 4 handle type and color plastic pvc water valve,grey valve ...