Please check for compatibility with your appliance before purchasing, For ventilation that uses Recirculation Kit DRZ94UC, Efficiently neutralizes odors in your kitchen so cooking aromas and fumes don't linger while you are cooking, Charcoal filters should be replaced when they are noticeably dirty or discolored (usually every 4 to 6 months, depending on usage), This item has a model number of AA 260 112 and DHZ5186