Overview (3) Heidi Klum was born in Bergisch Gladbach, a small city near Cologne, Germany, in 1973. Her career as a top fashion model and swimsuit star began almost by accident when, on a lark, she submitted photos to a model competition hosted by Petra, a young woman's magazine.
The National Air Duct Cleaners Association recommends getting your air ducts cleaned every three to five years. Ed Mack, owner of Air Duct Professionals in Lake Elsinore, California, says homeowners should consider doing it every two to five years, depending on their circumstances.
You could pay someone to get your homeâs air ducts cleaned if it gives you peace of mind. However, you should definitely do it if youâre in one of the following situations: 1  Thereâs visible mold growth inside ducts or other HVAC components. 2  There are excessive amounts of dust or dirt.