●All metal construction. This portable booth features galvanized metal panels for easy cleaning and durability ●Equipped with 115 Volt fan. Noise level 47 Decibel ●Replaceable Paint Filter. Fan comes with exhaust hook up ●Duct Adapter (use 4 inch dryer duct for exhausting). Not intended for use with hazardous materials, flammable or explosive paints or materials ●Made in the USA. Air Flow- 270 CFM