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How A/C Ducts Are Cleaned

Dust and debris can build up in your home’s ductwork over the years. A little dust will not hurt anything initially. However, when material builds up significantly, it can adversely affect the efficiency of your HVAC unit, and, if dust, mold spores and other harmful allergens begin blowing out from the ducts, air quality suffers. This is when it’s time for a thorough cleaning.

How A/C Are Ducts Are Cleaned

We at HVAC Unlimited can help you find a reputable duct cleaning company in the Lorton, VA, area. Call us if you need a referral for professional duct cleaning services. Your duct cleaning technician will:

  • Turn off the system: After turning off the system for safety, the technician will inspect your ducts to assess the condition.
  • Vacuum the ducts: Using special vacuum tools, all loose debris is removed from the ductwork
  • Brushing: If any material remains in the ducts, it is gently loosen the debris using soft brushes. After that, your tech will vacuum again to remove all remaining dirt and debris.
  • Sealing: After cleaning the ducts, you can also ask your technician to seal any leaks if necessary.

How Dirty Ductwork May Affect an HVAC System

When debris lines ductwork, air does not flow efficiently through the ducts. In some cases, sections of ducts may become blocked by rodent nests or other unpleasant materials. This puts strain on your heating and cooling system and will often mean higher energy costs.  Dirty ductwork may also contribute to debris accumulating on other system components, which inevitably causes problems.

How Often Should Ducts Be Cleaned?

Duct cleaning only needs to be done on an as-needed basis. Many factors influence how quickly your ducts may get dirty. These include the quality of air filters you use, how often you change filters (remember to inspect your filters monthly) as well as the general dustiness of your home or whether you have pets.

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