The Helios Fans WDS 180 is designed for mounting roof fans and ventilation hoods on corrugated roofs, suitable for RD roof fans with an incline up to 25°. It features a durable, weatherproof construction made from glass fiber reinforced polyester, which is corrosion-resistant and lightweight yet virtually unbreakable. The product offers low thermal conductivity and a shaft spacing of 177 mm (profile 5). Included are fastening screws, profile rubbers, and sealing material between the base and base plate for secure installation.