Flat roof drain with bitumen sleeve. – Material: polypropylene (PP), thermally insulated drain body – Connection: DN125 – Drainage capacity: 14.00 l/s – Drain outlet: vertical – Sealing flange: PP, stainless steel, factory-welded bitumen sleeve – Inlet: leaf basket Ø 170 mm – Standard: EN 1253 – Recommended for: bitumen sheets – Drilling hole size: Ø 255 mm The product must be removed from the packaging only shortly before installation to avoid contamination of component parts. Installation must be carried out by qualified personnel, following the manufacturer’s recommendations. At least one cleaning is recommended before the start of the season, or as required for proper operation of the drain.