Filter set G4 / F7 for Zehnder ComfoAir 350, 550 such as 400100084 etc.

High-quality filter set made from high-quality synthetic fiber / plastic for your ventilation system Well-constructed for simple exchange Full functionality and compatibility with your eg Zehnder household ventilation appliance Reliable, tearproof material Replaces Zehnder 400100084 / Wernig EFS 380/550 GF, 400100084 Long-lasting air filter set for your fan system If you\'re looking for a compatible and cost-effective filter set, you're in the right place. That's because our filters allow you to improve air quality and protect your fans from dust, dirt and other particles. Our ventilation unit filters are long-lasting and efficient, so you no longer have to worry about air quality. The coarse dust filter removes hair, insects, sand and other coarse dust from the room air. The pollen filter also removes fine dust and pollen.With the help of these filters, you can reliably prevent external contaminants such as pollen and dust particles in the outside air from entering the ventilation system. Each air filter can be inserted into the ventilation unit\'s slide-in shafts quickly and without tools. To maintain the filter performance of your ventilation unit, we recommend that you change the filters regularly. With this air filter set you can upgrade your ventilation unit to pollen filter class (F7) instead of installing an external pollen filter housing. PLEASE NOTE: The air direction is marked on the filter elements.