This Microwave Hood 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, Replacing This Filter May Aleviate The Issue. This Accessory Can Be Used Across Several Brands; Check To See If Your Model Number Is Compatible. Replacing This Filter Will Require No Disassembly Or Repair Experience.