The Trash Compactor Air Filter Uses Charcoal To Remove Odors From Air Circulating Through The Appliance During Use. This Is An Accessory That Can Be Used Across Several Brands; Check To See If Your Model Number Is Compatible. Size: Approx. 4-3/4″ L X 4-1/2″ W X 1/4″ D. Installing This Accessory With Not Require Tools, Disassembly Of The Trash Compactor Or Repair Experience.