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 Lemay, MO
We provide independent Lennox air duct cleaning and repair across Lemay, MO, and the one thing that makes our Lennox work here different is this: we clean and repair the duct system around the equipment, and we know how Lennox air handlers, coil boxes and plenums behave inside this floodplain’s crawlspaces. We’re an independent provider with no affiliation, authorization or warranty relationship with Lennox. Our technicians have up to 9 years of experience, and they work on Lennox equipment routinely. Call (877) 349-6189 for a free estimate.
Why Lemay Residents Choose Us for Lennox Service
We’re not a generalist with a shop-vac and a ladder. Bellmont Air Duct Cleaning is a dedicated indoor-air specialist working three services and nothing else: air duct cleaning, dryer vent cleaning, and air duct repair. That focus is why we know the cabinet shapes, coil configurations and duct plenum layouts Lennox uses, from older G-series gas furnaces through current Merit and Elite series air handlers.
Working in Lemay means working on 1950s-era bungalows and ranch tract homes with original sheet-metal duct runs, and it means working in crawlspaces that stay damp long after the ground elsewhere dries out. We run Rotobrush and Nikro extraction systems and use Abatement Technologies equipment for proper containment, so what we pull out of your ducts comes out of your home. When we find a soft trunk section or a separated flex takeoff, we repair it on the same visit rather than leaving you to find a second contractor. Scheduling is straightforward: call, describe what your Lennox system is doing, and we set a time that works.
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 Lemay
Lennox equipment is well built, but it was never designed for a crawlspace in the American Bottom. Here’s what we actually find when we open up a system in Lemay:
- Rusted air handler cabinets and musty insulation blankets. Lennox Merit and Elite air handlers set low in Lemay crawlspaces sit in damp bottomland air. The painted cabinet seams and blower decks rust, and the insulation blanket inside the air handler turns musty. That’s a mold source sitting upstream of your ducts, so cleaning the ducts without addressing it accomplishes little.
- Condensation at the coil box joint. Older Lennox upflow furnaces with the coil box bolted directly to the plenum often sweat at that joint through humid Ozark summers. The moisture wicks into the first few feet of trunk duct and stays there. We see it most on systems that cool hard all July and August.
- Collapsed or separated flex takeoffs. Factory Lennox flex takeoffs and tape-and-hope homeowner add-on runs off the original trunk collapse or pull apart in crawlspaces that stay soggy after the Mississippi bottoms flood. When they separate, they dump river-bottom grit and rodent debris straight into the supply runs.
- Variable-speed blowers pulling through undersized 1950s trunks. Signature and Elite variable-speed blowers move real air, and they pull harder through original 1950s sheet-metal trunks that were sized for a smaller furnace. Every leaking taped joint and unsealed return becomes a path for crawlspace air, moisture and dust to enter the system.
- Taped-on DIY patching hiding bigger leaks. Duct tape fails and the mess underneath it usually isn’t just a small gap. On the older bungalow blocks, years of patch-over-patch work can hide leaking trunk joints until the system is actually opened up and video-inspected.
Lennox Service in Lemay: What Local Conditions Mean for Your Equipment
Lemay’s 63125 sits in the American Bottom, the flat Mississippi River floodplain just south of St. Louis, where the water table stays high and the ground stays damp. Neighbors up on the drier St. Louis County uplands dry out after a wet spring; crawlspace-laid Lennox plenums and flex runs around here don’t. That difference shapes everything about how we schedule this work. Spring and post-flood-season cleanings matter as much here as the fall heating push, because by fall the moisture has had months to seed mold in the air handler blanket and soften the first trunk section. Technicians working the older bungalow blocks off Lemay Ferry and the former Carondelet mill housing routinely find original 1950s octopus-style or undersized sheet-metal trunks with taped-on DIY runs, and crawlspaces that stay soggy after the bottoms flood. A simple vacuum-and-brush job often turns into pulling water-damaged flex and sealing leaking trunk joints before any cleaning counts.
Lennox Models & Products We Service in Lemay
Our Lennox work in Lemay covers the equipment we see most in homes of this age and layout: Merit Series gas furnaces and matching air handlers, Elite Series furnaces with their matching coils, Signature Collection furnaces and variable-speed air handlers, and Lennox air conditioners paired with original sheet-metal plenums. On the duct side that means cleaning, video inspection and repair of the trunks, returns, flex runs and takeoffs connected to that equipment.
When a repair calls for it, we use Lennox OEM filters, gaskets and blower or coil components where fitment genuinely matters, and quality aftermarket mastic, flex and trunk fittings for duct repairs. Nothing about sealing a duct requires a brand part. And if we find a Lennox coil or heat exchanger that’s rusted or cracked, we’ll tell you plainly and price repair against replacement rather than sealing ducts over a failing component.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Lemay
Air duct cleaning in Lemay is priced per system, not per vent, and the written estimate you get before work starts is the price you pay. A few things move the number up or down: how many runs and returns the system has, whether the crawlspace access is workable, how much water-damaged flex or crushed ductwork needs replacing, and whether the air handler needs the coil and blower cleaned along with the ducts.
| Service | Typical Estimated Range |
|---|---|
| Full system air duct cleaning | Whole-home pricing quoted per system |
| Video inspection of duct runs | Quoted with the cleaning estimate |
| Flex duct repair or replacement | Per run, quoted after inspection |
| Dryer vent cleaning | Flat per-vent run price, quoted up front |
Every estimate is free, and we walk the system with you before quoting. Call (877) 349-6189 for your free estimate.
Serving Lemay, MO – Our Local Coverage Area
We serve Lemay 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 Lemay
Because the crawlspace under most Lemay homes stays damp through spring, and a Lennox air handler set in that crawlspace pulls that humid air across its coil and through its insulation blanket. By the time warm weather arrives, the blanket has mildewed and the musty smell moves into the ducts. Call (877) 349-6189 for an exact quote; estimates are free.
Yes. Variable-speed blowers need to be isolated and the cleaning equipment run on its own vacuum, not through the air handler, so the blower isn’t spinning against negative pressure. Our technicians know the layouts on Signature and Elite equipment and handle them accordingly.
Yes, and often more so than on a newer home, because the tape is usually hiding a leaking joint that’s pulling crawlspace air into the system. A video inspection tells us what’s actually underneath before we quote anything. Call (877) 349-6189 for an exact quote; estimates are free.
It can. That bolted joint sweats through Ozark-summer humidity and wicks moisture into the first few feet of trunk duct. We check that joint on every inspection and seal it if it’s leaking.
Dust is uniform and gray. Flood-season debris shows up as grit and silt caked in the low runs, and rodent debris clusters around separated flex takeoffs and crawlspace openings. Video inspection settles it quickly.
Service Areas Near Lemay
We also serve Lennox systems in nearby Mehlville and Affton, plus St. Louis, Clayton, University City, Jennings and Webster Groves. If you’re just outside Lemay, call and we’ll confirm coverage for your address.
Book Your Lennox Service in Lemay Today
If your Lennox system is pushing musty air or heavy dust, the ducts are the place to start. We’re an independent Lennox service provider with no affiliation or authorization from Lennox, and we clean it, repair it, and show you before-and-after photos of your own ducts. Call (877) 349-6189 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Written by the team at Bellmont Air Duct Cleaning.