Trap: Material:PVC Standard:GB,ISO Advantages:High flow capacity, endurable, nontoxic,pressure proof, easy installation TrapBrand: XIANGSU SP DIA.mm DIA.mm 50mm50mm 75mm75mm 110mm110mm Application: for sanitary ware and drain pipes; preserving water full as to squeez out air and prevent odor getting inside the door.Main charactricstics 1. PVC-U is a rigid unplasticized material with good surface ...