Welcome to Xicheng EP’s full collection of plastic ducts and PP ventilation pipes. We design and manufacture all our plastic ducts with virgin polypropylene material, ensuring stable acid & alkali resistance and long-term durability for diverse applications.

Furthermore, our collection covers diameters from DN20mm to DN500mm, with custom sizes, fire retardant options and various lengths available. Specifically, these plastic ducts are ideal for industrial ventilation, building interior fresh air systems, agricultural irrigation and chemical waste gas treatment. In addition, we offer global wholesale service with competitive factory prices and on-time delivery for all orders.