McGiever wrote:Is removing them from duct work/air handler an option?
Are they positioned vertically or horizontally?
coalkirk wrote:I've got a union on one end and a circulator pump flange on the other. It's pretty easy. You could try to clean the coil in place. Use a paint brush and a vacuum cleaner wand. They make a spray can of coil cleaner also.
Ops164 wrote:You could install a filter/grille for your second floor unit and save yourself the trouble of getting into the attic for a simple filter change.