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 Pomona, CA
We provide independent Lennox air duct cleaning across Pomona, and the one thing that makes our work here different is the dust itself. For homeowners nearby, we also offer our Air Duct Cleaning in Pomona with the same thorough approach. Pomona sits where the San Gabriel Valley funnels Santa Ana winds and fine inland particulates straight into return-side intakes, loading Lennox duct systems with a sandy grit most cleaning methods never reach. That’s why we run commercial-grade Rotobrush and Nikro equipment on every job, with Abatement Technologies negative-air containment so none of that dust escapes into your living room. Call (877) 265-9115 for a free estimate.
We work on Lennox residential and light-commercial systems every week in the Pomona Valley, from older G-series furnaces in downtown bungalows to modern variable-capacity units in south-side tract homes. Because we’re an independent shop, we diagnose your Lennox equipment on its actual condition rather than routing every call through a manufacturer warranty script. And we’re familiar with the full Lennox sales & service landscape across the Inland Empire.
Why Pomona Residents Choose Us for Lennox Service
Ron Stafford started Timberline because his own family traced allergy issues back to neglected ductwork. He spent years doing hands-on duct work across the Inland Empire after coursework at Chaffey College in Alta Loma, then narrowed his focus entirely to air duct cleaning, a trade he felt was getting short-changed by generalist outfits. That background shows up in how we approach Lennox systems in Pomona: we look at the whole duct run, not just the registers.
We’re local to Pomona, we know which neighborhoods have panned-joist returns and which have attic flex runs, and we stock the parts that actually matter for Lennox equipment here. We use Lennox OEM parts for blower wheels, limit switches, and control boards where fit and spec matter, and quality aftermarket flex, mastic, and insulation where the brand adds no benefit. If the air in your house has to travel through it, it’s worth knowing what’s in there.
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 Pomona
- PSC blower wheel imbalance from Pomona’s dry dusty AC season. Lennox air handlers with the factory PSC blower wheel load up unevenly after months of pulling fine inland dust. You’ll hear vibration at the return grille and feel weak airflow at far registers. We pull the blower assembly, clean each vane, and put static pressure back where Lennox designed it.
- Cased coil icing from sandy inland dust on the evaporator face. In sealed closets across Pomona, Lennox cased coils collect the fine wind-blown particulate that gets past the filter. The coil ices, conditioned air backs up through gaps into return cavities, and your system runs longer for less cooling. Coil cleaning is part of our full system service, not an add-on.
- Builder-tape flex duct failures at collar joints. Lennox flex duct installed with original builder tape fails after years of attic heat cycling in Pomona’s 1950s-1970s tract homes. The tape dries, the collar separates, and your supply side starts pulling hot attic air. We reseal with mastic and re-insulate where the run is still sound.
- Panned-joist returns in downtown bungalows recirculating cavity dust. Older Pomona bungalows near Lincoln Park often use wall or floor cavities as the return duct. That cavity collects decades of fine sandy dust a standard cleaning wand never reaches, and every blower cycle pushes it back through the registers. We HEPA-vacuum the cavity and seal the joist pan with mastic.
- Coated heat exchangers and blowers on older Lennox furnaces. In early-1900s to 1950s Craftsman homes, Lennox furnaces tied to panned-joist returns stay coated with recirculated cavity dust. That dust bakes onto the heat exchanger, reduces efficiency, and shortens blower motor life. We clean what’s reachable and tell you plainly what should be replaced.
Lennox Service in Pomona: What Local Conditions Mean for Your Equipment
Here’s the thing most duct cleaners don’t tell you about Pomona: the fine sandy inland dust from Santa Ana events settles in places a standard cleaning wand physically cannot reach. Many older Pomona bungalows near Lincoln Park still use panned-joist returns, where the wall or floor cavity itself acts as the return duct. That cavity fills with wind-blown particulate year after year. Your filter catches some of it. The cavity catches all of it. Every AC cycle stirs that dust back into the living space, and a Lennox system with a clean blower wheel and coil will still blow dirty air because the return cavity itself is loaded. Standard duct cleaning wands run through the registers and miss the cavity entirely. We pull the return grille, HEPA-vacuum the joist pan, seal it with mastic, and only then does the cleaned Lennox equipment actually deliver clean air. That single step is the difference between a receipt and a result in Pomona.
On a Craftsman near Lincoln Park, we pulled a Lennox Elite air handler and found the panned-joist return packed with sandy dust the homeowner’s filter never caught. Every AC cycle was pushing it back through the registers. We HEPA-vacuumed the cavity, sealed the joist pan with mastic, cleaned the blower wheel and coil, and the static pressure drop across the Lennox system came back into spec.
Lennox Models & Products We Service in Pomona
We service the full Lennox residential lineup in Pomona: Merit Series ML and EL furnaces with 13-14 SEER condensers, Elite Series EL and XC units with matching air handlers, and Dave Lennox Signature Collection XC and SC variable-capacity systems. We also provide Lennox in Diamond Bar and surrounding valley communities with the same detailed care. We also work on Lennox balanced-flex and rigid duct systems installed by valley builders across Pomona’s tract home neighborhoods. Our parts approach is simple: OEM where spec matters, quality aftermarket where it doesn’t. Blower wheels, limit switches, and control boards get Lennox parts. Flex duct, mastic, and insulation get the best available. On older Lennox units with a sound heat exchanger, we repair and reseal. When a heat exchanger or coil is cracked or rusted through, we say so plainly instead of selling a seal-over.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Pomona
Lennox air duct cleaning in Pomona typically runs $450 to $1,100 depending on system size, access, and how much the ducts have accumulated. A two-story home with multiple air handlers and panned-joist returns sits at the higher end. A single-level tract home with accessible attic flex runs sits lower. What drives the cost here is the condition of the duct runs themselves: builder-tape failures, panned-joist cavities that need vacuuming and sealing, and coil cleaning all add labor. Our free estimate walks your specific Lennox system, shows you what’s loaded and what’s failing, and gives one flat price per system agreed before work starts. No per-vent pricing. Call (877) 265-9115 for an exact quote, estimates are free.
Serving Pomona, CA – Our Local Coverage Area
We’re based in the Pomona area and know this community well. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Pomona
Yes. We pull the return grille off and HEPA-vacuum the wall or floor cavity directly, then seal the joist pan with mastic. This is one of the most common return-side jobs we do in Pomona’s older bungalow neighborhoods, and it’s the step a standard wand cleaning skips entirely.
August is when Pomona’s dust load peaks. Your Lennox blower wheel is likely coated unevenly, the cased coil may be partially iced from sandy dust on the evaporator face, and your return side may be pulling from a panned-joist cavity that’s packed with years of particulate. We clean all three, then measure static pressure to confirm the system is moving air the way Lennox intended. Call (877) 265-9115 for a system check.
Yes, more in Pomona than almost anywhere else in the San Gabriel Valley. The Pomona Valley funnels Santa Ana winds straight into the city, and that fine sandy particulate gets pulled into return-side intakes whenever the system runs. Over time it settles in flex runs, panned-joist cavities, and on coil faces. Closed-up summer homes with heavy AC use make it worse because nothing vents.
It depends on the condition of the run. If the flex lining is intact and the only failure is at the collar joints, we reseal with mastic and re-insulate. If the flex is brittle, sagging, or crushed from attic heat cycling, we replace the run. We’ll show you photos of what’s actually up there before we do either, and our Pomona service area covers both east and south side tract neighborhoods.
No. We’re an independent Lennox service provider, not manufacturer-affiliated or authorized, and air duct cleaning done properly does not void Lennox equipment warranties. We use Lennox OEM parts where spec matters, and we document what we find and what we clean so you have a record for your equipment file.
Service Areas Near Pomona
We serve Pomona ZIP codes 91767, 91768, 91769, and 91797, plus the surrounding Pomona Valley. If you’re in Rancho Cucamonga, Ontario, Fontana, Upland, or Chino, we’re close by. Many of our clients find us through Lennox service in Upland and Chino, then refer us to friends in Pomona.
Book Your Lennox Service in Pomona Today
Call (877) 265-9115 and Ron or a member of the Timberline team will walk your Lennox system with you, show you what’s loaded, and give you one flat price per system before any work starts. We serve Pomona and the surrounding valley with commercial-grade equipment and a process built around contained cleaning, including Lennox repair in Montclair when your system needs more than cleaning. Free estimates.
Written by Ron Stafford, Owner at Timberline Air Duct Cleaning, serving Pomona and the Pomona Valley with professional-grade Lennox duct system care.