Biltema-Quick Ventilation duct
Flexible ventilation duct made from corrugated aluminium with sleeve couplings at the ends for fast and easily between, for example, air devices/roof ventilators and ventilation ducts. Suitable as a general ventilation duct within fire cells up to 200 m2. Supplied compressed. Manufactured in compliance with EN-13180 and EN-13501-1 and complies with the BBR building regulations of Sweden's National Board of Housing, Building & Planning, Boverket.