Bag Filters HVAC Installations such as: In Air Conditioning equipment, Air Conditioning Units, Ventilation Chambers, etc., Air Conditioning Systems (Office buildings, call centers, Department Stores, Hospitals, Museums and Airports, Industrial Processes (Pharmaceutical, Food, Optical Industries, etc.) and as a pre-filter to Hepa and Ulpa Filters. Bio-Bag 60. Bio-Bag 80. Bio-Bag 90.