Filt-Air specializes in air filtration and purification, focusing on developing and manufacturing a range of products aimed at improving air quality. Their product lineup includes HEPA and ULPA filters, Fan Filter Units (FFUs) for cleanrooms, custom air filtration systems, gas turbine filters, carbon filters, and the Sterionizer, a bipolar ionization technology. The company's applications span various industries, such as HVAC systems, clean-room environments, and power stations, providing solutions for air purification and pollution reduction. FILT AIR is a subsidiary of Beth-El Group.