General description vhbw offers a clever solution with this G4 / F7 filter set, designed specifically for Viessmann Vitovent 300-F ventilation devices. This 4-part kit ensures your ventilation appliance is ready for use again, providing high-quality replacement filters that maintain optimal performance. Technical specifications Filter class: G4 / F7 Material: polyester fleece Colour: white Weight: 222 g Dimensions - filter 1 (length x width x height): 37 x 19.7 x 2.3 cm Dimensions - filter 2 (length x width x height): 37 x 15 x 2.3 cm Air flow rate: up to 280 m³/h Compatibility and accessories Compatible with: Viessmann Vitovent 300-F Replacement for: 7502467, ZK02577 Installation The filters can be inserted quickly and without tools into the slide compartment of the ventilation unit. Usage To maintain the filter performance of your fan, the filters should be changed regularly. The air direction is marked on the filter elements.