This block filter is specially designed for the Compact 525 model 2021 (it is behind the flap) Replace it when discoloured and at least once a year There is no dust filter on models after October 2021 ..
The inlet filter is located at the back of the unit, behind the filter cover.Make sure that your oxygen concentrator is unplugged from the mains.Open the filter cover using a coin bone knife to lift the panelRemove the existing inlet filterReplace with a new filterBe careful not to remove or discard..
The filter acts as a sound absorber, making your Everflo quieter. The cabinet filter fits all Everflo models by conveniently attaching to the rear vent. The foam filter prevents dust from entering the unit, making it run cooler and with less stress on the mechanical parts.Consists of a hard plastic ..