PVC-U composite pipe

PVC-U composite pipe I. Product introduction of PVC-U composite drainage pipes and fittings 1. We adopt the most advanced technology and equipment and the high quality PVC resin and import processing aids, with a scientific formulation to produce new PVC-U composite drainage pipes and fittings according to the national standards. Besides, we can produce high flame-retardant downcomer which accords with the strict fireproof requirement for high-rise in terms of customer’s