Our duct cleaning and sealing in Lawrence, KS, clears out the dust inside your ductwork and closes the leaks that waste conditioned air, so cleaner air reaches every room. Call the office or fill out the form to set up an inspection.

Every bit of air your furnace and air conditioner deliver travels through your ducts first. Over the years, dust settles in those hidden runs while seams loosen and joints separate. Kaw Valley Heating & Cooling has cared for heating and cooling systems since 1979, and we serve Lawrence from our office on NW Furman Road in Topeka.

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What Your Neighbors Are Saying About Us

Bao N.
★★★★★
The company was responsive and got us on the schedule fast. Thomas stopped by and helped us diagnose our AC. He was an awesome dude who was very professional. Worked past 5 to get our AC running again. We are truly appreciative of his knowledge, honestly and hard work! Fantastic all around.
Shelby F.
★★★★★
From the comprehensive assessment of what our home needed, to the professional install, we couldn’t be happier with the service we received! Carl answered every question I had during the install process. So glad we decided to have them do our much needed HVAC replacement.
Ron A.
★★★★★
Thomas and his assistant arrived on time for the appointment to check and prepare our heating and cooling system for the summer season. They changed a major filter and took pictures of and readings on both the furnace and the air conditioner. They were efficient, proficient, and professional.
David B.
★★★★★
Kaw Valley Heating & Air has been fantastic to work with over the past 5 years. I won’t call anyone else when I need HVAC service. Very professional, explained everything in terms that I understand. They found the problem & repaired it! They tied today’s service call to our annual maintenance agreement so it didn’t cost me anything!
Mark T.
★★★★★
Guys identified the issue with my AC system pretty quickly and inspected the entire system after making the repair. I think KAW Valley Heating & Cooling are experienced professionals and I feel they were honest & trustworthy. I will definitely use them again in the future for my heating & cooling needs!

Signs of Dirty or Leaky Ductwork

Watch for these signs in your Lawrence home.

  • Visible dust around vents
  • Hot or cold rooms
  • Stale odors from vents
  • Heavy dust after remodeling
  • Rising energy bills

Any of these is worth a closer look. A technician can inspect your ductwork and tell you honestly whether cleaning, sealing, or both will help.

Older homes and homes that have never had their ducts cleaned are good candidates for a first inspection. So are homes that have been through a remodel, since construction dust often ends up in the return ducts.

Why Duct Cleaning Matters

Dust that collects in your ducts does not stay there. Every time the system runs, some of it blows back into your living space, which is why the house can feel dusty soon after you clean.

Clearing that buildup reduces the dust cycling through your home and takes some strain off the blower and coils. It also helps freshen homes where pet, cooking, or stale odors seem to linger in the air.

It is also worth knowing what ductwork will not fix. If a room is uncomfortable because the ductwork is undersized or disconnected, cleaning alone will not solve it, and we will say so up front.

Why Duct Sealing Matters

Leaky ducts waste the air you pay to heat and cool. When joints separate or seams crack, conditioned air slips into unfinished spaces instead of reaching your rooms.

Leaks can also pull air in. A leaky return can draw dusty, humid air from the attic or crawl space into your system. Sealing the leaks keeps that air out and helps your furnace and air conditioner reach the thermostat setting sooner.

Kansas summers make tight ductwork matter even more. A leaky return duct can draw hot, humid attic air into the air your system is trying to cool, along with dust and insulation fibers.

Sealing is usually far less disruptive than replacing ductwork, because it works with the ducts you already have. When replacement would serve you better, we price both so you can compare them side by side.

Better Results From Both Services

A clean duct system that still leaks will pull new dust in from unfinished spaces. A sealed duct system that is still dirty will keep blowing old dust into your rooms.

That is why we look at both during the inspection. If your ducts only need one service, that is the one we recommend.

Step-by-Step Duct Service

Here is what to expect from start to finish.

Look first

Your technician inspects the ductwork and the system it connects to.

Agree on scope

You see what we found and the price before any work begins.

Clean

We clear the buildup from the supply and return ducts and the vents.

Seal

We close the leaks at joints, seams, and connections.

Confirm

We test airflow and recommend a filter schedule.

Every technician we send to Lawrence is background-checked and NATE certified. Call the office to schedule.

A cleaning is only as good as the filter that follows it. Changing your filter on schedule keeps new dust from building up as quickly, and your technician will recommend the right one for your system.

What Duct Cleaning and Sealing Cost

The cost depends on the size of your home, how much ductwork there is, how easy it is to reach, and how much buildup and leakage we find. We give you the price after the inspection.

Clean, sealed ducts pair well with other indoor air quality upgrades. Better filtration, a UV light, or a whole-home humidifier all work better when the ductwork delivering the air is clean and tight.

We will not recommend work you do not need. Financing is available through Hearth for larger projects, and first responders and military members get 10% off. You can also explore air duct cleaning and air duct sealing as separate services, or see all of our indoor air quality solutions.

Why Choose Kaw Valley Heating & Cooling in Lawrence, KS

Here is what you can count on when you call us.

  • Family business since 1979
  • Vetted, NATE-certified technicians
  • Honest findings, no pressure
  • Price given before work

Call the office or fill out the form to book your duct inspection in Lawrence, KS.

Common Questions About Duct Cleaning and Sealing in Lawrence, KS

What does duct cleaning and sealing cost for a Lawrence home?

Pricing depends on the size of your home and the condition of your ducts. You get the full cost after the inspection and before any work begins.

It depends on what the inspection finds. Dust and odors point to cleaning, while uneven rooms and high bills point to sealing, and we tell you honestly which your home needs.

Fill out the form or call the office. Inspections are scheduled during field hours, about 7 AM to 8 PM.

Ask the office about coverage when you book. Before we leave, we run the system and confirm airflow is reaching your vents.

We inspect the ducts, clean the supply and returns, seal the leaks we find, and check airflow at your vents before we leave.

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