In combination with a System 185 upper section, the Ferrofix stainless steel drain body is used for point drainage and is equipped with a removable odour trap and a temporary protective cover. The pressure sealing flange with bolts and screws made of stainless steel is used for the clamping or welding of bitumen and polymer bitumen sheets as well as for polymer and elastomer sealing sheets. Only membranes tested by the manufacturer may be used for watertight seals. The outlet socket is suitable for connection to SML cast iron pipes. With a drainage capacity ≥ 2.4 l/s with 20 mm build-up.