Includes Dura-Drive 3/4 HP induction motor, 12 cu. in. EPS insulation for sound reduction, tough galvanized steel shredder ring, 26 oz. grind chamber capacity with stainless steel lugs and sink flange. Plastic sink stopper. Self-service wrench frees simple jams. Lift and Latch feature for easier installation. 4 year in-home service warranty.