The InSinkErator Evolution Quiet Series Excel garbage disposal is for those who enjoy the very best kitchen appliances. The ultimate in performance - nothing grinds more with less noise. It features the best of InSinkErator’s grinding and Sound Seal Plus noise-reduction technologies, handling more volume and more types of food waste while making 60% less noise than standard disposers. InSinkErator Evolution Series disposals represent the highest standard in performance. Simply put, they are the best grinding, quietest line of disposals we have ever made. This model features InSinkErator exclusive Lift & Latch installation technology allowing for quicker sink connection. It's our easiest install ever! Includes Quiet Collar sound-reducing sink baffle.