Includes sound absorbing upper shell for quiet operation, massive nickel chrome shredder ring and stainless steel grinding elements with 360 deg. stainless steel swivel impellers and grind chamber, permanently lubricated bearings, and Quick-lock mounting assembly for faster, easier installation. Also includes overload protection switch with manual reset, self-service wrench to free simple jams, corrosion-resistant sink flange, corrosion protection shield, dishwasher drain connection, and 2-piece deluxe stainless steel stopper. 5 year warranty. Emerson by In-Sink-Erator Disposers use same mounting assembly as In-Sink-Erator Disposers. In-Home Service Program. This service program has over 1400 authorized In-Sink-Erator disposer service centers which handle the Emerson disposer line. Your customer can call 1-800/558-5700 for their closest service center.