Duct Sealing Services in Knoxville, TN

865 Duct & Dryer Vent Cleaning provides professional duct sealing services for Knoxville homeowners dealing with air loss and rising energy bills.

Call (865) 252-5669
  • Conditioned air reaches every room instead of leaking into attics or crawlspaces
  • Lower monthly heating and cooling costs as your HVAC system runs fewer cycles
  • Reduced dust and allergens pulled in through gaps in aging duct seams
  • More consistent room-to-room temperatures throughout your Knoxville home
  • Less mechanical strain on your HVAC equipment, extending its service life
  • Improved moisture control in crawlspace duct runs common to older local homes
A technician inspecting and sealing exposed ductwork in the crawlspace of a Knoxville residential home. Duct seams and joints are visible with sealant applied to close air leaks.

Expert Duct Sealing Services in Knoxville, TN

Leaky ductwork is a common problem in Knoxville homes. Many houses in the area were built before modern energy codes, and aging duct seams, loose joints, and crawlspace runs let conditioned air escape before it reaches living spaces. At 865 Duct & Dryer Vent Cleaning, our duct sealing service locates those leaks and closes them using proven sealing methods suited to your system's layout and access points. We start with a thorough inspection of your duct system, identify where air is escaping, and seal gaps, cracks, and disconnected joints throughout the run. Knoxville sits in a mixed-humid climate zone, which means your HVAC works hard in both summer heat and winter cold. Unsealed ducts force your system to run longer to hit the same temperature, which drives up monthly energy costs and puts extra wear on equipment. Sealed ducts deliver conditioned air where it belongs, reduce dust pulled in from attics and crawlspaces, and help your HVAC system run the way it was designed to. Call 865 Duct & Dryer Vent Cleaning to schedule your duct sealing inspection in Knoxville today.

What's included

  • Conditioned air reaches every room instead of leaking into attics or crawlspaces
  • Lower monthly heating and cooling costs as your HVAC system runs fewer cycles
  • Reduced dust and allergens pulled in through gaps in aging duct seams
  • More consistent room-to-room temperatures throughout your Knoxville home
  • Less mechanical strain on your HVAC equipment, extending its service life
  • Improved moisture control in crawlspace duct runs common to older local homes
Veteran-Owned and Operated
Local East Tennessee Service
HVAC Duct Inspection and Repair
UV Air Purification Installation
Dryer Vent Safety and Installation
Indoor Air Quality Specialist

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Duct Sealing Services FAQ

Common questions about duct sealing services in Knoxville, TN.

Common signs include uneven temperatures between rooms, higher energy bills, and excess dust near vents. These symptoms are frequent in Knoxville homes with older ductwork or open crawlspaces.

Yes, sealing leaks stops conditioned air from escaping so your HVAC system uses less energy to reach your set temperature. ENERGY STAR reports that leaky ducts can reduce system efficiency by as much as 20 percent.

Yes, sealed ducts block dust, pollen, and debris from being pulled in through gaps in attics and crawlspaces. This reduces the amount of unfiltered air circulating through your vents.

Yes, sealing leaks allows conditioned air to reach rooms that were previously getting too little airflow. Uneven temperatures across rooms are one of the most common signs of duct leakage in Knoxville homes.

Duct cleaning removes built-up dust and debris inside the duct system, while duct sealing closes gaps and cracks that let air escape. Knoxville homeowners with both dirty and leaky ducts often benefit from having both services performed.

Yes, we service homes with crawlspace duct runs, which are common throughout Knoxville. Crawlspace ducts are especially prone to leaks due to humidity, shifting, and aging seam connections.

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What Knox County homeowners say.

5.0
1720 Google reviews

Lucas did an amazing job cleaning and upgrading my dryer vent and exterior vent cover. From start to finish, he explained the entire process and took the time to answer all of my questions. He was professional, knowledgeable, friendly, and clearly takes pride in his work. What impressed me most was his attention to detail and willingness to go above and beyond to ensure everything was done correctly and that I was completely satisfied with the finished product. The quality of the work exceeded my expectations, and I now have peace of mind knowing my dryer vent system is clean, safe, and functioning properly. Lucas is an all-around great guy, and his outstanding customer service made the experience even better. I highly recommend The Dryer Vent Guy and will definitely be recommending Lucas and the company to my friends and family. Thank you for a job well done!

Shelby H Google review · May 2026

We clearly needed this service. Jackson was our technician, and he was great! professional, thorough, and communicative. It was reassuring to see the amount of debris removed from our dryer vents. The team shared helpful, concrete information, including pressure readings before and after the cleaning, as well as a written report with images and practical recommendations to improve our dryer setup (e.g., replacing the duct and adding a vent protector to prevent birds or pests). The service was well worth the reasonable cost. Image is just a little of what was removed from our vents!

Kelsey Ludwig Google review · January 2026

We called the Dryer Vent Guys as our dryer was not drying the clothes properly. Jackson arrived and inspected the system. It could not be cleaned as a repair was needed. The cost was $129 for inspection, photos, video & travel. Jackson returned and replaced the air vent with a dryer jack vent and cleaned the system. The cost was $899 for repairs, cleaning, travel, video and photos. Jackson was extremely easy to work with and had great communication skills. He arrived on time and is very detailed in his documentation.

Jim Wohlhueter Google review · June 2026

I had a fantastic experience with The Dryer Vent Guys! My technician, Bobby R., was professional from start to finish. He handled the inspection, cleaning, and repair work with total expertise. What I appreciated most was how he explained every step of the process before he started and took the time to answer all of my questions. He was incredibly friendly and made sure I understood the 'why' behind the work. I’ll definitely be using them for all my vent cleaning services moving forward. Highly recommend Bobby! I wish all service-based companies were like this!!

Donato Antonucci Google review · May 2026

I recently had my dryer vent cleaned by Jackson, and I couldn’t be more impressed with the service. From start to finish, he was professional, punctual, and clearly knowledgeable about his work. He took the time to explain the process, and made sure everything was thoroughly cleaned and functioning efficiently. What really stood out was his attention to detail and commitment to doing the job right. He didn’t rush—he made sure every part of the vent system was properly addressed. Jackson is not only skilled but also friendly and respectful of my home, leaving the area spotless when he was finished. I highly recommend him to anyone in need of dryer vent cleaning. Reliable, honest, and thorough—exactly the kind of service you hope for.

Goutham Baikadi Google review · April 2026

Proudly Based in Knoxville, TN

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Hours

  • Monday 7:00 AM - 7:00 PM
  • Tuesday 7:00 AM - 7:00 PM
  • Wednesday 7:00 AM - 7:00 PM
  • Thursday 7:00 AM - 7:00 PM
  • Friday 7:00 AM - 7:00 PM
  • Saturday 8:00 AM - 4:00 PM
  • Sunday Closed