Powerful and Swedish-made quality air purifier from ÅSS Process ventilation. The model is roof mounted, which means that it saves valuable floor space. It is specially designed for professional environments and effectively cleanses wood dust, textile fibers, smoke, welding gases and harmful microparticles.Perfect for the carpentry, workshop, garage, workshop or bakery. Brand: ÅSS Process ventilation AB (Swedish-made) Model: Maxivt 2200 (Tak-mounted) Capacity: Cleans a room of up to 100 m2 (at 2.5 m ceiling height) 6 times per hour Maximum airflow: Adjustable up to approximately 1450 m3/h Steering: external 5-step speed controller (for wall mounting) included Filtration: Highly efficient 3-step systemGrov filter (G4) – takes larger particles and dust Activated carbon filter – neutralizes odors, smoke and gasesHEPA microfilters – separates up to 99.9% of microscopic particles Operational safety: approved for continuous 24 hour operation Facts from the manufacturer's website This is one of two equal units, sold in separate auctions There is no loading aid