Yes, though it seems surprising, but you should clean the air ducts even at a new home. You know, there are several types of construction debris which can cause contamination that we find in air duct systems. There are fine particulates, like sawdust and drywall dust or other Construction materials. These can make their way into your system. So, if you need to keep your machine in a good condition, freed from all these pollutants, then you must go for a through professional cleaning.