CRI Seal of Approval - Committed to delivering an exceptional cleaning experience backed by certification from the Carpet and Rug Institute (CRI).Do Not Disturb 24/7 - Premium line of QuietClean machines provide 24/7 any time of the day cleaning at 70 dBA or less which is equivalent to the noise level of a human conversation.LEED Daytime Quiet - Clean quietly and efficiently during the day with our 70 dBA or less machines to help businesses keep energy costs down and maintain their LEED certifications.Extended Life Motor - Commercial-grade performance from a 6.5 amp, 840 watt motor producing 145 CFM.Easy to Operate - Get a consistent clean with added features like a dual-speed motor and an ergonomic, looped handle.Easy to Maintain - Tool-free brushroll and belt replacement. Dual-zipper pull for quick 6.1 qt. bag replacement.Handy Features - Quick Kleen™ fan chamber lets you view, service and access the impeller fan for reduced maintenance time.Pigtail Cord - Smart and effective pigtail cords save you from having to repair your entire machine and to use any size extension cord.