Our Service Areas

We Serve All of Connecticut!

Since 1998, Duct Diagnostics has offered residential and commercial Aeroseal duct sealing, duct cleaning, and dryer vent cleaning services to customers all over Connecticut.

Our knowledge of the area and our professional experience has enabled us to develop long lasting relationships with homeowners and well known organizations, including Shelton High School and the entire Naugatuck School system.

Although we are headquartered in Derby, CT, our team of certified air systems cleaning specialists provides services to cities and towns across the entire state of Connecticut. For a free inspection of your home or business, please contact us through our online form, or call us at (203) 734-1532.

Our service territory includes, but is not limited to the following:

  • Avon
  • Bloomfield
  • Branford
  • Bridgeport
  • Bristol
  • Brookfield
  • Cambridge
  • Cheshire
  • Danbury
  • Darien
  • Derby
  • East Harford
  • Fairfield
  • Farmington
  • Greenwich
  • Hamden
  • Hartford
  • Guilford
  • Litchfield
  • Meriden
  • Middlebury
  • Milford
  • Monroe
  • Naugatuck
  • New Canaan
  • New Haven
  • New London
  • New Milford
  • Newtown
  • Norwalk
  • Ridgefield
  • Seymour
  • Shelton
  • Southbury
  • Storington
  • Stratford
  • Suffield
  • Trumbull
  • Vernon
  • Wallingford
  • Waterbury
  • Waterford
  • Westport
  • West Haven
  • Wilton
  • Windsor
  • Windsor Locks