6 Gallon Hepa Vacuum (Wet/Dry) HEPA filter 99.97%@0.3 micron Powerful 1.25 h.p. motor - 95 cfm - 88" waterlift 5 stage filtration system 20 gauge baked enamel with epoxy lined tank Cart assembly for easy maneuverability See How This HEPA Vacuum Performance Compares To The Top 70 Hepa Vacuums On The Market. Comparison Chart HERE. Optional