The EXAIR 110-gal. HEPA vacuum cleaner filters contaminants to HEPA requirements in accordance with IEST-RP-CC-007. A pre-filter stops larger particles, while the HEPA filter handles the smaller matter. All filters are tested for a minimum of 99.97% filtration at the 0.3 micron level. OSHA and CE compliant, the vacuum comes with a lever lock drum lid, shutoff valve, 10-ft. static resistant hose, hose hanger, 1/2 NPT quick connect coupling, 20-ft. compressed air hose, pressure gauge, aluminum tools, tool holder, drum dolly and 110-gal. drum.