SitaSani® 160 DSS screw-on flange refurbishment outlet, made of polyurethane, thermally insulated, for refurbishing siphonic drainage outlets with a pot diameter of 160 mm, component length 550 mm with pre-drilled holes for fastening the component in the substructure. With foamed-in insert ring for the supplied screws, loose aluminium flange and two sealing sleeves for clamping bitumen, plastic or EPDM roofing membranes, including Airstop and sealing ring, supply and install to professional standards. You are responsible for checking the function of the existing seals.