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 Westminster, CO
We provide independent Lennox service across Westminster, and the one thing that sets our Lennox work apart here is this: we treat the duct system and the air handler as one connected problem, not two separate line items. Westminster’s high-plains dust and smoke seasons load both ends of a Lennox system at once, and cleaning only the registers misses what’s actually happening. Our technicians have up to 9 years of experience with Lennox equipment, and we’re independent – not affiliated with or authorized by the manufacturer. Call (877) 550-7147. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Why Westminster Residents Choose Us for Lennox Service
Lennox equipment has particular habits, and we know them. High-efficiency furnaces with secondary heat exchangers, variable-speed air handlers, cased coils – each has failure points that show up differently depending on the house and the season. Working on the brand daily, without a corporate repair menu to follow, means we diagnose the system you actually have.
Westminster customers tend to research before they book, and we respect that. We name the equipment we use – Rotobrush contact-cleaning systems, Nikro negative-air and HEPA machines, Abatement Technologies tools for contamination-level situations – because “professional equipment” means nothing if you can’t see what it is. We clean and we repair, so damaged ductwork gets fixed rather than cleaned around.
Scheduling is straightforward. You get a written estimate before work starts, one flat price per system, and before-and-after photos of your own ducts so you can see the difference between what you were quoted and what was done.
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 Westminster
- Dust-caked evaporator coils in Lennox cased units. Spring winds and wildfire-smoke seasons push fine ash and dust into coil fins, and cooling capacity drops while musty odors build. Coil cleaning is often the real fix behind a “weak AC” complaint.
- Clogged or deteriorated secondary heat exchangers. In Westminster’s dry, dusty heating seasons, high-efficiency Lennox furnaces can develop restricted airflow through the secondary coil, leading to uneven heat and higher run times. We assess the exchanger as part of the duct work.
- Disconnected or sagging flex duct at Lennox air handlers. Older homes in Westminster frequently show flex runs that tear or separate at joints, pulling crawlspace dust and radon-prone soil air into the return side.
- Unbalanced variable-speed blower wheels. Dust accumulates on the wheel in dry high-desert air, and a noisy or vibrating Lennox variable-speed blower often traces straight back to that buildup.
- Return-side contamination the registers don’t reveal. Westminster calls that start as routine cleaning commonly uncover crawlspace or under-slab return issues that need investigation, not a vacuum pass.
Lennox Service in Westminster: What Local Conditions Mean for Your Equipment
Westminster carries two very different generations of ductwork. Near the original Westminster Center core, in the older neighborhoods around the 80030 and 80031 side of the city, ranches and split-levels often still run original or lightly-updated sheet-metal and flex duct from the 1960s and 1970s. Out toward the open land west and north, 1990s and 2000s subdivisions run modern flex systems in tight, energy-efficient homes. For Lennox owners, that split matters: older Westminster homes often tie the air handler into original under-slab or crawlspace return ducts that draw in radon-prone soil air and dust. A routine Lennox duct cleaning call in those neighborhoods frequently turns into a return-side and crawlspace investigation, because the contamination isn’t in the supply runs at all. Newer Westminster builds have the opposite profile – tight envelopes and flex runs where a single disconnected joint quietly dumps conditioned air into a crawlspace for years.
Lennox Models & Products We Service in Westminster
We service Lennox Elite series furnaces (EL296V, EL195E), Signature Collection gas furnaces (SLP98V, SL280V), Merit series air handlers and coils (CBX27UH, CH33), and Dave Lennox Signature Collection variable-speed systems. Those cover most of what we see across Westminster’s older and newer housing.
For critical components – control boards, heat exchangers – we use OEM Lennox parts to keep factory fit and reliability. For filters, belts, and flex duct repairs, high-quality aftermarket parts often serve you better at a lower cost. When a Lennox system is over 15 years old and facing major duct or heat exchanger work, we give you an honest repair-versus-replace assessment weighed against efficiency in Westminster’s climate.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Westminster
Pricing is set per job by the written estimate, not by vent count or a teaser coupon. What drives the cost: the number of systems, whether return ducts need crawlspace or under-slab investigation, flex duct repairs, and contamination-level work like smoke and ash remediation. Older Westminster homes with original return ducts typically land higher because the scope runs deeper than a supply-side clean.
Every free estimate includes an inspection of your Lennox air handler, coil, blower, and return side, and we show you the photos before you commit. Call (877) 550-7147 for an exact quote – estimates are free.
Serving Westminster, CO – Our Local Coverage Area
We serve Westminster 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 Westminster
Because the return ducts in those homes often run through the crawlspace or under the slab, so the scope includes investigation, sealing, and contamination removal rather than a simple register-vacuum pass. The written estimate reflects that before work starts. Call (877) 550-7147 for an exact quote – estimates are free.
Yes. Smoke and ash from Front Range fire seasons load fine particulates into the air handler, coil, and return ducts. Coil cleaning and return-side cleaning address that load directly.
We inspect and assess it. A clogged or deteriorated secondary exchanger is a safety and performance issue, and we tell you plainly whether cleaning, service, or replacement is the right call.
Not on a fixed calendar – on conditions. Smoke seasons, renovation dust, or a disconnected joint in a tight newer build are the triggers. We check and advise.
We use OEM Lennox parts for critical components and high-quality aftermarket for filters, belts, and flex duct repairs where the value is better. Call (877) 550-7147 for an exact quote – estimates are free.
Service Areas Near Westminster
We provide Lennox service in and around Westminster, including Boulder, Longmont, Lakewood, Arvada, and Thornton. If you’re unsure whether we reach you, give us a call.
Book Your Lennox Service in Westminster Today
Call (877) 550-7147 for a free estimate on Lennox air duct cleaning in Westminster. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. We’re independent, we work on the brand daily, and we show you exactly what we use and why before we start.
Written by the team at Boulder Duct Cleaning.