Whole-home duct cleaning
Dryer vent cleaning
Camera inspection
Sanitizing & deodorizingWhole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
Lennox Air Duct Cleaning in Kirkwood, MO
We’re an independent Lennox service provider working across Kirkwood, MO, and the one thing that sets our Lennox work apart here is this: we read your ductwork and your equipment together. Kirkwood’s older homes shape how a Lennox system actually behaves, and that changes what cleaning and sealing need to look like. Our technicians have up to 9 years of experience with professional-grade Rotobrush and Nikro extraction equipment and Abatement Technologies containment gear. We clean it, and if it’s broken, we fix it. Call (877) 349-6189 for a free estimate.
Why Kirkwood Residents Choose Us for Lennox Service
Bellmont Air Duct Cleaning is a dedicated indoor-air specialist, not a general handyman outfit that tacks duct cleaning onto a long menu. We work on Lennox systems regularly in Kirkwood’s older housing stock, so the cabinet layouts and coil configurations aren’t a surprise to us. We know how a system built for modern construction behaves when it’s bolted onto unsealed 1950s return duct.
We’re independent. That matters because our recommendations come from what your whole system needs, not from a brand obligation. We’re not affiliated with or authorized by Lennox, and we don’t sell equipment. We diagnose, we clean, and when seams or boots are pulling apart we repair them on the same visit rather than sending you off to find a second contractor.
For evaporator coil cleaning we pair professional extraction with HEPA containment, and we work with air-quality names like Honeywell and Aprilaire when a home needs filtration that fits what’s already there. Scheduling in Kirkwood is straightforward. We answer 24/7, with fast dispatch from 7am to 7pm, Sunday through Friday.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Common Lennox Air Duct Cleaning Problems We Solve in Kirkwood
These are the Lennox-specific patterns we run into most in Kirkwood, and each one ties back to how homes here were built and how they run through a St. Louis year.
- Blower wheels caked with dust on Merit and Elite air handlers. PSC blowers pull return air through loose seams in old Kirkwood return ducts, and the wheel and coil end up coated in a sticky mat. Cleaning the ducts without cleaning that wheel leaves the problem half-solved.
- Formicary corrosion in all-aluminum Signature Series coils. Humid summer air meeting residual flux on the tubing leads to pinhole leaks, which show up as low refrigerant charge and frozen lines. Kirkwood’s sticky summers give that corrosion a long window to develop.
- Cracked heat exchangers in older furnaces. Vintage Lennox furnaces common in 1990s Kirkwood retrofits can develop cracks that leak combustion byproducts into the supply plenum. A metallic smell from floor registers is one of the first signs, and it warrants a professional look right away.
- Condenser coil corrosion on attic and crawlspace units. Long damp summers wear on condensing units in those installations, cutting capacity and stretching runtimes, which pulls more dust through the duct system.
- Pull-apart seams on original metal boots. Kirkwood’s floor-register systems have metal boots that separate at the seams over time, and every gap becomes a path for attic or crawlspace air to enter the supply side.
Lennox Service in Kirkwood: What Local Conditions Mean for Your Equipment
Kirkwood is one of the oldest inner-ring suburbs in St. Louis County, and much of its 63122 housing went up between the 1920s and 1960s. That means the ducts feeding a Lennox system here are often unsealed galvanized sheet metal running through unconditioned attics and crawl spaces. Cleaning in Kirkwood is less about clearing new-construction debris and more about removing decades of accumulated dust and rust scale.
The climate makes it worse. Sticky St. Louis summers drive heavy AC runtime and condensation in attic and crawl ducts, while freezing winters and spring pollen surges cycle the system between moisture, dust, and allergen load. All of it settles into old unsealed metal runs. A Lennox air handler sized for a modern house will spend its life pulling return air through those gaps, which is exactly how blower wheels and evaporator coils get fouled. If you live near the downtown Kirkwood core, there’s another wrinkle: some 1920s and 1930s homes still have remnants of coal-era gravity ductwork behind the drywall, left over from the original coal-fired gravity furnace. A standard cleaning can miss it entirely if nobody scopes the walls first. We do.
Lennox Models & Products We Service in Kirkwood
We service Lennox furnaces, air handlers, condensing units, and packaged systems across Kirkwood, including the Merit Series (ML14XC1, ML16XC1), Elite Series (EL16XC1, EL18XCV), and Signature Series (SL28XCV, SL22KLV). Our three-service menu is deliberate: residential duct cleaning, dryer vent cleaning, and air duct repair. That’s the category we do, and we do it thoroughly rather than spreading thin across general contracting.
For Lennox equipment we use OEM coils, blower motors, and heat exchangers when they’re available and cost-effective, and premium aftermarket components for generic parts like capacitors and contactors. Quality parts that fit correctly matter more than a brand label on a box. On a system over 15 years old that needs a major repair like a heat exchanger or coil, we lay out an honest repair-versus-replacement comparison. In Kirkwood, original unsealed ductwork often tips that decision toward a new system as the better long-term investment.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Kirkwood
Air duct cleaning in Kirkwood is priced per system, by a written estimate agreed before any work starts. There’s no per-vent pricing and no coupon figure that balloons once a technician is on site. What drives the number is the size and layout of your duct system, how many runs and registers it has, whether it’s unsealed metal needing repair work alongside cleaning, and whether evaporator coil cleaning or duct sealing is part of the job.
| Service | Typical estimated range |
|---|---|
| Residential air duct cleaning (whole system) | $350-$650 |
| Evaporator coil cleaning (as part of a duct job) | $150-$300 |
| Duct sealing (accessible seams, per system) | $300-$700 |
| Dryer vent cleaning | $100-$200 |
These are typical estimates for the Kirkwood market; the written estimate sets the final price. A free estimate includes assessing the system, checking seams and boots, and showing you before-and-after photos of your own ducts so you can see what was actually removed. Call (877) 349-6189 for yours.
Serving Kirkwood, MO – Our Local Coverage Area
We serve Kirkwood and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Kirkwood
Yes. Cleaning original metal ducts is routine work when the technician controls airflow and inspects the seams first, and we repair any pull-apart seams we find rather than forcing equipment through loose runs. We use professional-grade Rotobrush and Nikro extraction, not a shop-vac on wheels, so the cleaning is controlled rather than aggressive. Call (877) 349-6189 for an assessment.
Condensation on an attic air handler usually points to humid air reaching cold surfaces, often through unsealed return ducts drawing attic air into the system. Sealing the accessible seams and cleaning the coil and blower typically reduces the problem. Call (877) 349-6189 for an exact quote.
Formicary corrosion shows up as pinhole leaks and low refrigerant charge, not as surface dust, and telling them apart takes a hands-on inspection of the coil and the tubing. Dirt comes off in cleaning; corrosion damage doesn’t. Call (877) 349-6189 if your lines are freezing or your system is losing charge.
Yes, and those homes often benefit most, because abandoned gravity ductwork behind the drywall traps decades of debris that a standard cleaning never reaches. We scope the walls first to map what’s there before cleaning. Call (877) 349-6189 for a free estimate.
It can be. Loose return seams and a fouled evaporator coil both force longer runtimes, and both are common in Kirkwood’s older housing. Duct sealing and coil cleaning often restore capacity without touching the equipment itself. Call (877) 349-6189 for an exact quote.
Service Areas Near Kirkwood
We also serve homeowners in St. Louis, Clayton, University City, Jennings, Webster Groves, and Lemay, and we cover Kirkwood itself along with nearby Town and Country and Crestwood. If you’re not sure whether your address is in range, call and we’ll confirm.
Book Your Lennox Service in Kirkwood Today
Whether you need residential duct cleaning, coil cleaning, or duct sealing for a Lennox system in Kirkwood, we’ll give you a free estimate and a flat price per system agreed before work starts. We’re an independent Lennox service provider, so our recommendations follow your system, not a brand contract. Call (877) 349-6189. We answer 24/7, with fast dispatch from 7am to 7pm, Sunday through Friday. We’re closed Saturday.
Written by the team at Bellmont Air Duct Cleaning.