Properties: 1 super physical-chemical performance. high resistance to impact.30% higher flux than the same caliber iron pipe. anti-aging.long service life for 30-50 years. an ideal drain water material. 2.light weight and endurable, easy to install, fasten works speed. 3.lower cost than traditional iron pipe. 4.white color, bright and comfortable. packing: plastic film for outside Application area: Draining water and sewage system in construction.