This Over-The-Range Microwave Grease Filter Traps Grease From The Exhaust Air Of Your Oven To Prevent It From Entering The Blower And Vent, Potentially Causing Build-Up And Damage. If Your Current Filter Can No Longer Be Cleaned And Is Not Functioning Properly, You Should Replace It Promptly With This Item. This Chrome Filter Is A Universal Accessory That Can Be Used Across Several Brands; Check To See If Your Model Number Is Compatible. Size: Approx. 11" L X 6-1/4" W. Replacing This Accessory Will Not Require Hand Tools, Disassembly Of The Appliance Or Previous Repair Experience.