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 Upland, CA
We provide our Air Duct Cleaning in Upland for independent Lennox systems across the city, including the 91784 foothill tracts, 91785, and 91786. The one thing that makes our Lennox work here different: we know Santa Ana wind events coat north-facing attic vents and return grilles with grit and ash almost overnight, so we inspect for wind-driven contamination that a standard cleaning would miss. Our technicians understand Lennox systems from the Signature Collection down to the Merit line, and we clean them right the first time. Call (855) 501-3681 for a free estimate.
Why Upland Residents Choose Us for Lennox Service
Our technicians cut their teeth on Lennox systems, from the high-efficiency Signature Collection furnaces to the classic Dimension air handlers that dominate Upland’s mid-century ranches. We’re independent, so we call it straight when a Lennox part is worth fixing versus when it’s time to upgrade – no factory script. Leon Thornton, our owner and lead technician, grew up off Foothill Boulevard near the old Kaiser Steel area in Fontana and has spent years working residential and commercial jobs across the Inland Empire before zeroing in on duct cleaning. He got serious about indoor air quality after his youngest daughter started having respiratory issues, and that’s what drives how thorough we are now. We bring professional-grade equipment – Rotobrush and Nikro systems, not a shop-vac and a ladder – to every Upland job. Air duct work is all we do, and we bring the tools to prove it. For broader context on our Lennox work across the region, see our Lennox sales & service page.
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 Upland
- Fine dust and ash coating the blower wheel on variable-speed air handlers. Upland’s Santa Ana winds push fine desert dust and fire-season ash into return ducts, and on Lennox Signature SL280V and other variable-speed units, that debris coats the blower wheel and throws it out of balance. You’ll notice reduced airflow and a furnace that short-cycles. We clean the blower wheel and housing to restore balance and airflow.
- Loose joints and small tears in flexible duct runs in hot attics. Upland’s stock includes plenty of 1950s-70s ranches and newer foothill builds where flexible ducts were retrofitted into hot attic spaces. Those runs often develop loose joints and small tears that pull attic air and dust into the supply stream. We repair what others only clean around – flex duct repair is a standalone service here.
- Clogged evaporator coils on Lennox XC25 and Elite series units. Windblown debris from the foothills gets pulled through the return and packs onto evaporator coils, leading to frozen coils and poor cooling. We clean coils carefully, without damaging fins or risking refrigerant line damage.
- Leaky seams on original metal ducts in older Lennox Merit furnaces. After dry Upland summers, the original metal duct systems on older Merit units often have leaky seams that pull dust from unconditioned spaces. We seal those seams and clean the full duct run, extending the life of the system.
- Post-renovation debris in newly installed or retrofitted ductwork. Upland’s mix of mid-century homes and newer construction means plenty of renovations. Drywall dust, sawdust, and debris from a remodel ends up in the ducts, and a Lennox system will circulate that through the house until it’s professionally cleaned.
Lennox Service in Upland: What Local Conditions Mean for Your Equipment
In Upland’s 91784 foothill tracts, the Santa Ana winds can coat north-facing attic vents and return grilles with grit and ash overnight. That’s not a slow buildup – it’s a sudden event. A homeowner on West 24th Street called us after a strong Santa Ana wind event because their Lennox Signature SL280V furnace was short-cycling and the house felt dusty. Our crew found the return duct in the attic packed with fine ash and the blower wheel caked with debris. We cleaned the return and blower, sealed a torn flex duct, and restored proper airflow – no more short cycling. This pattern is specific to Upland’s foothill neighborhoods, where the geography funnels wind through the canyons and drops everything onto north-facing vents. Post-wind-event duct checks are a recurring seasonal call here, and they’re the difference between a clean house and one that smells like a campfire every time the furnace kicks on. If you can’t remember the last time your ducts were cleaned, that’s usually answer enough.
Lennox Models & Products We Service in Upland
We service the full range of Lennox residential equipment found in Upland homes, including the Signature Collection SL280V variable-speed furnace, the Elite EL296V two-stage furnace, the Merit ML180 single-stage furnace, and the XC25 air conditioner. For critical components like blower motors and control boards, we use OEM Lennox parts. For filters and seals, we use premium aftermarket options when they meet or exceed OEM specs. That approach keeps your system running the way Lennox designed it without padding the invoice. If a Lennox unit is over 15 years old and facing major duct repairs, we’ll give you an honest assessment of whether sealing and cleaning are worth it or if replacement makes more sense. For details on our coverage, see our Upland service area page.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Upland
Air duct cleaning for a typical Lennox system in Upland runs between $450 and $900, depending on the size of the home, the number of returns, and the condition of the ductwork. A larger two-story foothill home in 91784 with multiple returns and attic flex runs will land on the higher end, while a 1950s ranch near downtown with a simple metal duct system will be closer to the lower end. Our free estimate includes a walkthrough of your system, a check of visible duct sections, and a flat price per system agreed before work starts – no per-vent pricing, no bait-and-switch. We also provide before-and-after photos of your own ducts so you can see exactly what was cleaned. Call (855) 501-3681 for an exact quote – estimates are free.
Serving Upland, CA – Our Local Coverage Area
We’re based in the Upland area and know this community well, and we also offer Rancho Cucamonga Lennox service nearby. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Upland
Santa Ana wind events push fine dust, grit, and wildfire ash into your return ducts and onto the blower wheel, which reduces airflow and forces your Lennox furnace to run longer to hit the thermostat setpoint. We see this pattern most often in the 91784 foothill tracts, where north-facing attic vents get coated overnight. A post-wind duct inspection and cleaning usually resolves it. Call (855) 501-3681 to schedule one.
Yes. We use soft-bristle brushes and low-pressure cleaning methods designed for evaporator coils, plus Abatement Technologies containment equipment to protect your home during the work. The XC25’s coil is dense, and windblown debris from Upland’s foothills packs into it in a way that requires careful, methodical cleaning rather than just blasting it with a hose. We repair what others only clean around.
In most cases we can seal the leaks. Original metal ducts on 1950s-70s Upland ranches typically fail at the seams, which is a straightforward repair with mastic and mesh tape, not a full duct replacement. We’ll inspect the full run, identify every leaking seam, and seal them so your Lennox in Ontario or Upland furnace stops pulling dust from unconditioned spaces. Call (855) 501-3681 for a free inspection.
Every 3 to 5 years for most Upland homes, but foothill properties in 91784 with significant Santa Ana wind exposure often need it every 2 to 3 years. If you’ve had a wildfire season with heavy ash fall, a renovation, or pets that shed heavily, those intervals shorten. Call (855) 501-3681 and we’ll give you an honest recommendation based on your specific home and system.
Yes. We run a camera through your duct runs before and after cleaning, so you can see exactly what’s in there – dust, debris, torn flex sections, or a coil that’s packed with ash. You’ll see the before-and-after footage yourself, on your own phone or laptop. That transparency is standard for us, not an upsell.
Service Areas Near Upland
We serve Upland and the surrounding Inland Empire communities, including Rancho Cucamonga, Ontario, Rialto, and Riverside. For Lennox-specific service in neighboring areas, see our Lennox service in Redlands and Lennox service in Montclair pages.
Book Your Lennox Service in Upland Today
Call (855) 501-3681 for a free estimate on Lennox service in Jurupa Valley, Upland air duct cleaning, dryer vent cleaning, or duct repair. We’ll walk your system, give you a flat price, and show you the before-and-after photos when we’re done.
Written by Leon Thornton, Owner at Duct Cleaning Fontana, serving Upland and the Inland Empire.