General description vhbw offers a clever solution with this G4 / F7 filter set, designed specifically for your Pluggit APFG4F7-180 ventilation device. This 2-part kit ensures your ventilation appliance is ready for use again, providing high-quality air filtration. Technical specifications Filter class: G4 / F7 Material: plastic / polyester fleece Colour: white Weight: 130 g Dimensions - filter 1 (length x width x height): 21 x 16 x 4.6 cm Dimensions - filter 2 (length x width x height): 21 x 16 x 4.6 cm 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.