Atrix - 421-000-005 5-Gallon HEPA Bucket Replacement Filter for ATIHCTV5 and ATIHCTV5CT Bucket Style Vacuum COMPATIBLE WITH ATRIX BUCKET STYLE VACUUMS - The 5-Gallon filter is compatible with the Atrix bucket style vacuums including models: ATIHCTV5 and ATIHCTV5CT. HEPA FILTER CERTIFIED - The 5-gallon HEPA filter safely captures 99.97% efficiency at 0.3 microns. Made to virtually eliminate the risk of exhausting dangerous bacteria during vacuuming. LARGE 5 GALLON CAPACITY FILTER - The large 5-Gallon 0.3 micron resealable, disposable filter canister that allows users to collect high volumes of fine dry particle debris. PERFECT FOR ELECTRONICS/COPIER/PRINTER SERVICING - This portable bucket style vacuum filter can pull up large volumes of toner, soot, or dry chemicals to tackle any size job. ESD SAFE - ESD stands for electrostatic discharge where there is a sudden flow of electricity between two electrically charged objects caused by contact, an electrical short, or dielectric breakdown - also known as a static shock. This filter and vacuum is ESD safe to protect your precious electronics.