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jgriesinger said:Which model did you buy? I have the 4550 myself. I change my filter about once a month. Sometimes I will take out the filter and blow it out with compressed air in between filter changes. These things are great units and its hard to break them. My only complaint is the filters are so damn expensive!
Jeremy
mr.ikon said:do these filters need to be replaced that often. each time i open mine up and see that its got a good amount on it i will spray it down with some water and take off all the gunk and air dry.