Systems of ductwork for central air conditioning became popular around fifty years ago, and most new homes built since then have included them. At this point, they’re usually used for both air conditioners and furnaces, and distribute heated or cooled air all year long. This is a big job, and all that air can contain contaminants that build up inside the ductwork.
From time to time, it can be very beneficial to have those ducts cleaned out. It can improve the function of your HVAC system, decrease the dust in your home, improve your respiratory health, and more.
How can you tell if it’s time to get your air ducts professionally cleaned? Read this list and watch out for these signs.