Usage Tips: 1. Durable foam filters for tumble dryers and washer dryers; base filter suitable for tumble dryers; replaces Bosch Siemens 12007650 for reliable filtration. 2. Perfect fit for Bosch Siemens models; compatible with devices such as iSensoric, SelfCleaning Condenser, Series 4, Series 8, HomeProfessional and other models with heat pump technology. 3. High quality foam filter measuring 228mm in length, 128mm in width, and 20mm in height; designed for precise performance and long-lasting use in the dryer. 4. Safe and reliable for everyday use; the rectangular foam mat installs behind the lower left maintenance flap of the tumble dryer with heat pump technology and helps protect the heat exchanger from blockages. 5. Efficient filter performance; the foam filters help reduce lint accumulation, keep the heat exchanger clean, and support long-term device operation. 6. Easy maintenance and cleaning; the sponge filters are washable and can be rinsed under running water to extend the life of the dryer and maintain optimal drying performance.