Your forced-air heating and cooling systems play a huge role in your life, and actually account for about half of all your energy costs throughout the year, according to Energy.gov. As such, it’s only natural that you want to save as much money as you can whenever possible. You cannot do so, however, if you have breached ductwork.
Since your air ducts are mostly hidden from view, it’s natural that you cannot visually inspect them thoroughly. So how will you know when duct repair is necessary? Without regular direct interaction, you may think this is impossible. There are signs though, that you might need duct repairs.