... more than 10 sizes of this kind valve UPVC Ball Valve:With Socket and Thread EndSize:1/2",3/ ... only one hundredth of that of metal pipes)5) Light weight (approximately one eighth of that of metal pipes), easy ... only one hundredth of that of metal pipes)5) Light weight (approximately one eighth of that of metal pipes), easy ... ,NBR14BALLUPVC,ABS,PP15HANDLEABS,PVC,PP16CAPABS,PVC1 octagonal pvc ball valve