This light-capacity model is foodservice-quality through-and-through, yet installs as easily as a household garbage disposal. Designed for light foodservice applications such as convenience stores, delis and fast food operations. Features and Benefit: Foodservice design with the ease and flexibility of a household unit. Disposer mounting included with unit. Mounting fits standard 3 1/2" - 4" sink opening. No welding required. Super easy to install, just watch the useful step by step video guides below. Standard wall switch operates the disposer. Automatic reversing motor for longer life and trouble-free operation. Stainless steel grind chamber. Cast nickel chrome cutting element. Fits a standard 90mm plug hole This waste disposal unit is designed to fit a standard 90mm kitchen sink plug hole, so you don't have to worry about it not working with your sink.