For a lot of homeowners, getting their air ducts cleaned is optional. But duct cleaning can be vital to your family’s health and well-being. Although air ducts need to be cleaned routinely, experts recommend cleaning them right after any of the following situations: The Air Ducts Have Mold The presence of mold can put your family at risk of health problems. When air moves through the ducts, mold spores are sent out of them and into your living space. Particularly, if a family member has asthma or allergies, mold in the ducts can be a health threat to your family....