The duct filter CASING has a box-shaped structure made of galvanized steel. For easy maintenance and replacement of the filter cassette, the casing is equipped with a removable cover. 

The filter cassette is installed as standard in the casing or can be ordered separately for replacement during operation. The cassette casing is made of galvanized steel or plastic profi le. The filter insert has a flat panel cassette (G4) or a bag-type cassette (G4, F5-F9) made of synthetic material. As standard, filters are equipped with cassettes of filtration classes from G4 to F9. Upon additional request, filters can be equipped with cassettes of other fi ltration classes.  

Duct filters are mounted regardless of spatial orientation.