4 pcs Activated Carbon Filters for Extractor Hood compatible with Siemens HZ9VRCR0 17004796, Bosch HEZ9VRCR0 17004805, Neff Z821VR0 17004806, Gaggenau CA282111 GX202 F54, and Constructa CZ9VRCR0 17006669. Suitable for various models of extractor hoods from Bosch, Siemens, Neff, Gaggenau, and Construct. Please refer to the image to confirm compatibility with your model. The activated carbon filter effectively purifies the air by capturing grease and neutralizing cooking odors, helping maintain fresh air in the kitchen. This filter is designed for recirculating ventilation systems and should be replaced every 6 to 12 months depending on usage. Each filter measures approximately 193 x 75 x 35 mm and is easy to install. Package includes 4 replacement filters. Always verify the dimensions and model compatibility before purchase. For any questions regarding this product, feel free to reach out for support.