Usage Tips:Compatible: 9164761 base filter is suitable for Miele T1 series heat pump dryers, such as TSD 443 WP, TSF 763 WP, TSA 213 WP, TWF 640 WP, TCH630WP, TKB140WP, etc. Please refer to the model table for specific applicable models. Fine/coarse double-layer design: Miele's filter is made of high-quality filter sponge, composed of thick foam and thin foam, the fine filter is used to filter fine dust, small particles, and the coarse filter is used to filter heavy dirt, thick fluff. The two-layer structure ensures optimal filtration of impurities, thus ensuring high performance and low energy consumption of the tumble dryer. Product Dimensions The dimensions of the filter drier are 207 x 157 x 30 mm. To ensure compatibility, please measure filter dryer dimensions before purchasing. Washable and Reusable: The filter can be rinsed under running water and reused after drying. It is recommended to wash once a month. Replace regularly: Dryer filters are consumable and filter performance may degrade after 3 to 6 months of use. To protect your dryer, it is recommended to change the filter regularly.