FDS 250 – Helios – Purlin Box
For placing roof fans and ventilation hoods on flat roofs. Horizontal Monday, with RD roof fans, inclination of up to 25 ° is permitted. Corrosion-resistant GRP design with abrasion-resistant sound and heat-insulating insulation. Snow guaranteed base height. Incl. Screws for fastening, profile rubber and sealing between base and base plate.