Material Polypropylene (PP), mineral-reinforced.   Pipe structure Solid wall pipe system with homogeneous wall structure.   Connection The pipe system is connected using a plug-in socket with a patented sealing ring pre-assembled at the factory.   Seal Rubber rings in accordance with DIN EN 681.   Color May green RAL 6017   Quality requirements DIN EN 14758   Manufacture KG 2000 Plastic piping systems for underground, pressureless sewage canals and pipes - polypropylene with mineral additives (PP-MD). The general requirements for pipes and fittings for underground sewage canals and pipes of DIN EN 476 and the general quality requirements of DIN 8078 are used as a basis for the manufacture of the pipes and fittings.   Area of application Underground sewage canals and pipes. The pipes are resistant to normal sewage (pH 2 – pH 12). In special cases, the chemical resistance can be found in Supplement 1 of DIN 8078.