This Cooktop Downdraft Vent Grease Filter Traps Grease From The Exhaust Air Of Your Oven To Help 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 Black Filter Is An Accessory That Can Be Used Across Several Brands; Check To See If Your Model Number Is Compatible. Replacing This Accessory Will Not Require Hand Tools, Disassembly Of The Appliance Or Previous Repair Experience. Be Sure To Unplug The Range Or Shut Off The House Circuit Breaker For The Appliance Before Installing This Accessory.