... and diversified. Our main products include PVC-U, PP-R, and PE pipes and fittings, PVC-U windows ... ):20*1/2",25*1/2",25*3/4",32*3/4",32*1",40*1 ",50*1/2",50*3/4 ... ",63*1/2",63*3/4"Use:Water supplyColorBlackStandardISO/ ... DNLifetimeOver 50 yearsPackingCartonOEMYes3.Advantages: • High corrosion resistance, ...