Your condenser tumble dryer features a heat exchanger that cools warm, moist air to condense the water from your laundry. If your original foam filter is clogged or damaged, use this genuine replacement to ensure energy consumption stays low continually for the complete service life of the tumble dryer. The heat exchanger Foam Filter will need to be cleaned regularly to maintain optimum drying performance. Please Note: This replacement does not include the frames. Please check model fit list to ensure this part is correct for your model.