Posted 1/14/2015 19:31 (#4312296 - in reply to #4311090) Subject: RE: Dusty home
NW Washington
If you have been installing clean filters then I think that cleaning ducts will only clean your pocket book, especially on a house this new. All the air moved by the furnace has to go through the filter. Carpets and pets could be problem. Air leaks could be another.