High-power axial fans can be installed in either a "blowing" or "extracting" configuration. The ventilation grille's protective function prevents both mechanical damage and moisture ingress. With a sealed cabinet, the protection level reaches IP54 according to EN60529/10.91. A splash-proof cover enables the protection level to reach IP54. The filter pad can be easily replaced using the slotted handle on the grille. Both the fan and the filter are equipped with PU foam sealing strips to achieve IP54 protection level. Design: The filter fan stands out with its unique, aesthetically pleasing, functional, and safe design. Its innovative structure allows it to meet the demands of today's market: ultra-slim profile, quick installation, and high efficiency. Non-woven fiber filter pads are used to prevent dust particles larger than 16 microns.