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 Florissant, MO
We provide independent Lennox service across Florissant, and the one thing that makes our Lennox work here different is this: we understand how the brand’s coils, blowers and duct design age inside a mid-century Florissant ranch that was built for heat and only later got central air. Lennox systems are built well, but they’re unforgiving of ductwork that was never sized for them. We clean, seal and repair around that reality.
Call (877) 349-6189 for a free estimate. We answer 24/7, with fast dispatch from 7am to 7pm.
Why Florissant Residents Choose Us for Lennox Service
We’re an independent Lennox service provider. That’s not a detail we bury. We’re not affiliated with or authorized by Lennox, which means our only obligation is to the homeowner, and we can tell you plainly when a Lennox system needs cleaning, sealing or repair, and when it genuinely doesn’t.
What we bring is familiarity. We work on Lennox equipment regularly and we know the specific quirks: the way Merit and Elite evaporator coils get damp and musty, how variable-speed blowers fall out of balance after years of dust, where the metal trunks from decades past start leaking mastic at the seams. Pairing that with Florissant’s housing stock is the whole job. A Lennox system in a 63031 ranch built before air conditioning was standard is a different animal from the same equipment in new construction.
We use professional-grade Rotobrush and Nikro extraction systems, the same equipment certified IAQ contractors rely on, with Abatement Technologies gear on hand for proper HEPA containment. Quality parts that fit, when a repair is needed. Clear scheduling. A flat price per system agreed before any work starts.
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 Florissant
These are the patterns we run into most on Lennox systems in Florissant, and each one usually traces back to something local.
- Damp, musty evaporator coils in Merit and Elite systems. Florissant’s long cooling season keeps coils wet for months, and when original ductwork was sized for heat only and now carries cold, humid air, that moisture has nowhere to go. Biofilm builds. You smell it in June.
- Variable-speed blowers thrown out of balance. Decades of dust accumulation will do it. In Florissant ranch layouts with a single return, the result shows up as weak airflow to back bedrooms and energy bills that creep up without explanation.
- Failing mastic on 1970s and 1980s Lennox metal supply trunks. Seams and joints give way, and the duct starts pulling in hot attic air or crawlspace humidity all summer. That’s leakage you can’t see but can feel in uneven rooms.
- Cracked heat exchangers in older Lennox furnaces. The pre-AC retrofit homes here often still run original furnaces. When a dirty blower and an undersized return restrict airflow, a heat exchanger can crack. That’s a safety risk, and it’s why we check airflow before anything else.
- Inadequate returns starving the system. Many Florissant homes were plumbed for heat and never re-ducted for cooling. We measure static pressure to confirm it rather than guess.
Lennox Service in Florissant: What Local Conditions Mean for Your Equipment
Here’s the local insight that shapes every Lennox job in Florissant: most of this city’s 1950s through 1970s tract ranches were built with furnace-only ductwork, and many had central AC retrofitted decades later. The same undersized runs now carry cooled, damp air instead of dry heated air. That’s why weak airflow to back bedrooms and a musty smell on the first hot week of June are so predictable here. A Lennox Merit or Elite system pushing through a single undersized return, in a house that was never designed for summer air conditioning, will struggle. The coil stays wet, the blower works harder, and the original metal trunks leak at the seams from years of seasonal expansion. That combination is what we’re trained to recognize, and it’s why we video-inspect and test static pressure before quoting repairs. A typical Florissant ranch job involves cleaning the coil and blower, sealing leaks in the original trunks, and verifying balanced airflow once the system settles.
Lennox Models & Products We Service in Florissant
We work on Lennox systems across the product range you’ll find in Florissant homes: Merit Series, Elite Series, Signature Collection, and legacy CompleteHeat systems still running in older properties. We clean and seal the supply ducts and returns that feed them, clean evaporator coils, and seal compromised ductwork when we find it.
For parts, we use OEM Lennox components on critical pieces where fit and safety matter most, like heat exchangers and control boards. For generic items like blower motors and capacitors, quality aftermarket parts are acceptable and often the right call. We don’t stockpile, and we’re not a dealer. When a repair is needed, we source what fits.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Florissant
Pricing depends on system size, accessibility, the condition of the ductwork, and whether a repair is needed alongside cleaning. Here’s what typically drives the estimate:
- Ductwork layout and accessibility: single-return ranches often take more time to reach back-bedroom runs.
- Coil and blower condition: biofilm-heavy coils take longer to clean thoroughly.
- Repairs discovered during inspection: sealed seams, replacement sections, minor component work.
- Number of systems: homes with separate upstairs and downstairs systems are quoted as two systems.
The estimate is free, and the price is set per job by the written estimate. We agree on the scope before any work starts, so there’s no surprise invoice once we’re on site. Call (877) 349-6189 to schedule an inspection and get a flat quote for your Florissant home.
Serving Florissant, MO – Our Local Coverage Area
We serve Florissant 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 Florissant
No, and we tell you that upfront. We’re an independent Lennox service provider with no manufacturer affiliation. We know the equipment because we work on it regularly, not because Lennox certified us. That independence is why we can recommend the right repair without steering you toward a new unit.
We use OEM Lennox parts on critical components where fit and safety matter, like heat exchangers and control boards. For blower motors and capacitors, quality aftermarket parts are fine and we’ll explain why when we quote.
Most residential jobs run a few hours depending on system size and accessibility. Homes with original metal trunks and single returns can take longer, since we video-inspect and test static pressure. We’ll give you a realistic window with your estimate.
We service Merit Series, Elite Series, Signature Collection, and legacy CompleteHeat systems. Our focus is on the ductwork, coils, and blowers that carry and move the air, which is where most airflow and air quality issues live.
Cost depends on system size, accessibility and coil condition, so we quote per job with a free estimate. We don’t sell a cheap teaser price that balloons once we’re on site. Call (877) 349-6189 for an accurate quote.
Because Florissant’s long cooling season keeps evaporator coils damp for months, especially in homes where original heat-only ductwork now carries cold, humid air. Biofilm builds on the coil and in downstream ducts. Cleaning the coil and sealing leaks usually clears it. Call (877) 349-6189 to book an inspection.
Often, yes. Clean blowers and sealed metal trunks restore pressure, but if the original return was undersized for cooling, sealing and balancing matter more than cleaning alone. Our static pressure test shows exactly where the restriction is.
Yes. Shared trunk lines need cleaning and sealing downstream of both systems, and we check the heat exchanger while we’re there. Restricted airflow is a common reason older heat exchangers crack.
Yes, if the heat exchanger is solid. Cleaning and sealing protect what’s still working well. If multiple components are failing or parts are scarce, we’ll say so honestly and discuss replacement instead.
Every few years is a reasonable baseline, and sooner if you notice musty smells, uneven airflow or a recent renovation. We’ll give you a specific recommendation after inspecting your system.
Service Areas Near Florissant
We serve Lennox systems across Florissant and the surrounding area, including Ferguson and Spanish Lake, plus St. Louis, Jennings and University City. If you’re nearby and want a duct inspection or repair quote, call and we’ll confirm coverage.
Book Your Lennox Service in Florissant Today
Call (877) 349-6189 for a free estimate on Lennox air duct cleaning in Florissant. We answer 24/7, with fast dispatch from 7am to 7pm, Sunday through Friday. One flat price per system, agreed before work starts, and before-and-after photos of your own ducts so you know the work was done.
Written by the team at Bellmont Air Duct Cleaning.