Clean Stream Hepa Washable Filter for Triple Shop Vac. Clean Storm Filter Hepa Washable Clean Stream 82 pleats 10.82 sq ft media surface, Solid bottom 7.28 Wide X 10.538 H except for a hole that has to be filled with a bolt or covered with black duct tape. 35% more surface area and airflow that most other branded HEPA filters!Used on the inside of. Clean Storm HEPA Triple Vacuum Motor Triple Filter Wet Dry Shop Vac 20 Gallon Tank w/ Tool Kit 120v. DriStorm HEPA Kit Air Filter Add On For All X Power and DriStorm P630 Air Movers. DriStorm HEPA Air Mover Blower Air Scrubber HALF PRICE 20181014.