With pipes and fittings of nominal diameters from DN/OD 110 to DN/OD 500 with the COEX 2000^® System, Funke Kunststoffe GmbH offers civil engineering companies and contractors a full range of property drainage products.

The pipes are manufactured in a coextrusion process and are suitable for the draining of household and industrial sewerage from buildings. The three-layer pipes have an inner and an outer skin which is made of PVC-U (unplasticized) and a foamed PVC-U middle layer. The pipes and fittings are available in SN 4/SDR 41 and in some cases/upon request additionally in SN 8/SDR 34. The considerable product properties include not only the low weight but also the permanent tightness (0.5 bar) and a temperature resistance in accordance with DIN EN 476. The pipes and fittings are made of a synthetic material and can be easily recycled after use.