The Bank HEAVY DUTY Commercial-Grade Vacuum for deep cleaning with durability, ease of use and HEPA filtration This domesticated commercial vacuum is perfect for home and commercial use. Six Carpet Height Adjustments  vacuum all carpet heights, from the thickest levels of shag carpet, all the way down to commercially low carpeting you would find in a bowling alley. Electrostatic HEPA Media Filtration for 99.9% particle removal 40 Cord Length provides 80 in cleaning diameter reach The Bank Heavy Duty upright vacuum was awarded with the Carpet and Rug Institute (CRI) Silver Level for its Superior Cleaning and Indoor Air Quality.