Paasche HSSB-22-16 Hobby Spray Booth, 22-Inch Wide by 18-Inch High All metal construction. This portable booth features galvanized metal panels for easy cleaning and durability Equipped with 115 Volt fan. Noise level 47 Decibel Dual filtration with a paint and carbon filter. 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