Compatible with fan cover filters for Bosch, Siemens, Neff, Gaggenau, and Constructa models such as Siemens HZ9VRCR0 17004796, Bosch HEZ9VRCR0 17004805, Neff Z821VR0 17004806, Gaggenau CA2821111, and Constructa C600 for image 1Z9. The activated carbon filter effectively purifies the air by capturing odors from cooking, helping to maintain fresh air in the kitchen. This replacement recirculation air filter is a disposable item; it is recommended to replace it every 6 to 12 months depending on usage. Filter dimensions are 193 x 75 x 35mm, designed for easy installation. Package includes 4 replacement filters. When purchasing, please verify the product dimensions to ensure compatibility with your system.