Industrial Air Scrubber 2 Speed Thermally Protected Motor HP 1 1/2 hp Voltage 115 V AC 13.8 A Amps Height 31 in Length 35 in Width 26 in Air Flow with HEPA Filter 1000 to 2000 cfm Filtration HEPA Main Filter Size 24 in x 24 in x 11-1/2 in Prefilter Size 24 in x 24 in x 2 in Prefilter Type Two-Stage Poly Discharge Dia 12 in Decibels 70 Construction Galvanized Steel Net Weight 140 lb