The Hoover WindTunnel Whole House Rewind Upright Vacuum Cleaner UH71330, is perfect for Whole Home Cleaning from Floor to Ceiling. The Multi-Floor Brush Roll allows you to turn the brush roll on for optimal cleaning on carpets and off to prevent scattering of debris on hard floors for a more effective clean. Advanced Multi-Cyclonic Technology gives you a continuous cleaning experience with No Loss of Suction*, while WindTunnel 2 Technology creates 2-channels of suction to lift and remove surface debris and deep down embedded dirt. The hassle-free 25 ft. power cord automatically retracts in seconds, so you never have to wrap a cord again and with up to 16 ft. of cleaning reach you can clean dirt and dust anywhere. Advanced AllergenBlock Technology, filter made with HEPA Media, odor-absorbing carbon and Pet Turbo Tool makes WindTunnel Whole House Rewind great for pet owners. *Based on ASTMF1977 using particle sizes down to 0.5 microns picked up from your vacuum. **Per IEC 60312-1 1st Edition, Clause 5.9. Test results within accepted variability tolerance of 5%.