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.
Air Duct Cleaning and Indoor Air Quality. While vacuuming and dusting may be a part of your weekly cleaning routine, these basic methods invariably leave dust and dirt behind, and no amount of regular cleaning can capture every dust mite your home produces. As such, much of that dust and dirt ends up in your air ducts.