http://www.loro.de/en/index.php?id=233&artikelnr=00553.100X LORO-X cleaning pipe, made of steel, hot-dip galvanized, with rectangular clean-out opening, in accordance with DIN EN 1123 with raised quality standard, with 2-chamber push-fit socket connection, building material class A1, dimensionally stable, break-proof, backflow-safe, long-life inside coating according to DIN EN ISO 2178 on the basis of a 2-component epoxy combination, colour: red-brown, DN100