Features and Benefits:•Includes 6" x 10' extractor arm•1.5 hp•850 CFM•4 stage filter - 1. Stainless steel mesh - 2. Aluminum mesh - Pre-pleated filter -4. HEPA filter•Portable•Full steel construction•CSA – U.S. certified•Tool-less filter maintance•110VFume extractors are an important part of any welding shop. They help keep the areas clean and the air the workers breathe safe. The FE-850 welding fume extractor is a portable unit that has many of the feature that most shops are looking for.