Product Replacement Parts & Filters 3B Air Systems can supply the following dust collection, mist collection, and industrial vacuum system parts and filters: Dust collection cartridge filters for Camfil, Donaldson Torit, United Air Specialists, Dust-Hog, AAF, Pangborn, Imperial, ACT, and many others. Dust collection replacement bag filters and pleated bags. Mist and dust collection pocket filters, panel filters and mesh filters. HEPA, DOP and ASHRAE after filters. Replacement bag filter cages. Diaphragm and solenoid valves and repair kits. Industrial vacuum replacement filters and bags. Industrial vacuum replacement flexible hose – including abrasion resistant, chemical resistant, anti-static, carbon impregnated. Industrial vacuum replacement source capture tools. Replacement motors, fans/blowers, rotary airlocks and screw conveyors/augers. Need something else for your dust/mist collector and don’t see it here? Give us a call!