The FSBQL duct filters are designed for filtering air flowing
through round ducts in the standard diameter range of 100-
500 mm.
The FSBQL duct filter casing is a galvanized steel sheet box
with a top closure fastened with clasps. The box features
connectors with EPDM gaskets. The dedicated design of the
FSBQL duct filters allows easy replacement of the filter element.
The FSBQL duct filters can be provided with class EU3 and
EU5 filter elements.
