Our duct cleaning and sealing in St. Marys, KS, removes buildup and closes air leaks, so your home stays cleaner and more comfortable year-round. Call the office or fill out the form to book your inspection.

A clean, sealed duct system is one of the quiet upgrades that make a home in St. Marys, KS, more comfortable. As a family-owned company working since 1979, we inspect your ductwork honestly and recommend only the work it needs. Our technicians come out to St. Marys 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 St. Marys 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.

What Duct Cleaning Does

Duct cleaning removes the dust, pet hair, and debris that your system would otherwise push back into your rooms. Once that buildup is gone, less of it settles on furniture and floors between cleanings.

Cleaner ducts are also easier on your equipment and can help with odors. Ducts hold on to smells from pets, cooking, and stale air, especially in homes that stay closed up through a long winter or a humid summer.

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.

One Inspection, Both Problems Covered

Dirty ducts and leaky ducts often show up in the same home, and the symptoms overlap. One inspection lets us check for both and explain what we find.

From there, you decide what to do. Some homes need cleaning, some need sealing, and some need both, and we tell you honestly which group yours falls into.

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 St. Marys is background-checked and NATE certified. Call the office to schedule.

You do not need to prepare much before the visit. Clearing a path to the furnace, the vents, and any attic or crawl space access helps our technician get started and keeps the visit efficient.

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.

How Pricing Works for Duct Service

Duct service pricing depends on your home’s size, the amount and layout of the ductwork, and what the inspection turns up. Because every home is different, the number comes after we look.

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.

If you only need one service, you only pay for one. Financing is available through Hearth, and first responders and military members get 10% off. For other ways to improve your air, see our indoor air quality solutions, or find details on air duct cleaning and air duct sealing on their own.

Why St. Marys Homeowners Choose Kaw Valley Heating & Cooling

St. Marys families trust us with their ductwork for a few simple reasons.

  • Family-owned since 1979
  • Background-checked, NATE-certified technicians
  • Inspection before any recommendation
  • BBB accredited, Google 5-star rated

Call the office or fill out the form to schedule duct cleaning and sealing for your St. Marys home.

Common Questions About Duct Cleaning and Sealing in St. Marys, KS

What does duct cleaning and sealing cost for a St. Marys 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, from 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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