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 San Ramon, CA
Lennox air duct cleaning in San Ramon typically runs between $395 and $705 for a full system, depending on home size and the condition of the flex duct. We’re an independent service provider, not a Lennox dealership, which means we diagnose your ductwork issues honestly and use quality parts that actually fit without pushing a manufacturer’s agenda. If your vents are blowing dust or the register covers have that grey film, call (833) 593-6464 for a free estimate.
Why San Ramon Residents Choose Us for Lennox Service
Harold Fairbanks has spent over a decade working on Lennox systems throughout the Tri-Valley, long before starting Duct Cleaning Livermore in 2015. He grew up in the Springtown neighborhood of Livermore and completed his HVAC coursework at Las Positas College, so he approaches every Lennox system with a mechanic’s eye for how air actually moves through a house. Our team knows the builder-grade Lennox Merit Series installs in 1990s tract homes, the Elite Series upgrades in semi-custom properties, and the Dave Lennox Signature Collection units in newer Dougherty Valley builds. That familiarity means we spot disconnected flex runs, clogged evaporator coils, and compromised return plenums faster than a technician who sees one Lennox system a month.
We’re also local to these neighborhoods. San Ramon’s housing stock is specific: mostly 1980s-2000s two-story homes with flexible insulated duct runs in attics, plus older ranch homes near the 94583 core with simpler metal layouts. We service them all, and we bring Rotobrush contact cleaning, Nikro negative-air containment, and Abatement Technologies controls to every job. When you call, you get a straight answer about what’s in your ducts and how we’ll remove it. Lennox systems respond well to methodical, thorough cleaning, especially when the person doing the work understands how the air handler, return path, and supply runs connect.
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 San Ramon
- Disconnected or sagging flex duct at boots and plenums. Heat cycling in San Ramon’s hot summers causes the flexible plastic-core duct connected to Lennox air handlers to expand, contract, and eventually separate at joints. This creates pressure loss, pulls attic dust into the system, and leaves registers looking dirty even after a basic cleaning.
- Builder-grade return plenums coated in fine grey dust. In Dougherty Valley homes, the original return plenums collect a visible film from construction dust and open-space soil that still circulates through the neighborhood. We clean the full return path, not just the supply registers.
- Clogged Lennox evaporator coils. San Ramon’s dry, windy summers push fine dust through the filter and onto the coil. A dirty coil reduces airflow, shortens cooling cycles, and forces the system to run harder than it should. Coil cleaning is part of a complete duct service.
- Leaky metal duct seams in older ranch homes. The 1960s-70s single-story homes near the 94583 core often have original metal ductwork with deteriorating insulation and loose seams, especially where occasional winter moisture reaches the attic. Leaky seams pull unconditioned attic air into the system.
- Visible dust film on ceiling registers in newer homes. It surprises people, but homes under 25 years old in the 94582 ZIP often show more debris than the older ranch houses. The builder-grade flex duct and construction-phase dust still embedded in the neighborhood mean those systems need attention sooner than expected.
Lennox Service in San Ramon: What Local Conditions Mean for Your Equipment
Here’s a pattern we see regularly, and it’s specific to how San Ramon was built. In the 94582 ZIP, homes under 25 years old on the Dougherty Valley and Bishop Ranch side often have builder-grade Lennox flex duct that collects a visible grey film from nearby construction dust and open-space soil. We recently cleaned a Lennox system in a Dougherty Valley home off Bollinger Canyon Road where the homeowner complained of dusty air despite a newer build. Our video inspection revealed a disconnected flex duct at a ceiling boot and a return plenum coated with fine grey dust from nearby construction. We reconnected and sealed the duct, then cleaned the entire return path, restoring proper airflow and eliminating the dust film on the registers. The older 94583 ranch houses, by contrast, tend to have shorter, simpler metal duct runs that leak at the seams rather than load up with construction dust. Both patterns matter for Lennox owners, and both correct themselves once the system is properly sealed and cleaned.
Lennox Models & Products We Service in San Ramon
We work on Lennox air handlers, evaporator coils, return plenums, supply registers, and the flexible or metal duct runs connected to them. That includes builder-grade Merit Series systems, Elite Series upgrades, and Dave Lennox Signature Collection high-efficiency units. We don’t stock shelves of Lennox-branded boxes, and we don’t need to. We use OEM Lennox parts when fit and function require them, like blower motors or control boards. For common items like flex duct, seals, and register boots, we use quality aftermarket parts that meet or exceed OEM specs. If your system is over 15 years old and has major duct damage, we’ll give you a straight answer about repair versus replacement for your San Ramon home. We offer flex duct repair, evaporator coil cleaning, and return duct cleaning as core services because those three issues account for most of what goes wrong here.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in San Ramon
Air duct cleaning for a Lennox system in San Ramon typically costs between $395 and $705, depending on the home’s square footage, number of returns, and whether the flex duct needs sealing or repair work. Dryer vent cleaning is a separate service we offer alongside duct cleaning. The price is set per job by a written estimate, never a per-vent upsell, and the estimate is free. We use one flat price per system agreed before work starts, and you get before-and-after photos of your own ducts. If you’re in the 94582 or 94583 ZIP and want to know what your Lennox system actually needs, call (833) 593-6464. We answer 24/7.
Serving San Ramon, CA – Our Local Coverage Area
We serve San Ramon 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 San Ramon
Fifteen years is about when builder-grade flex duct in San Ramon’s 1980s-2000s tract homes starts showing real problems: sagging runs, loose joints, and dust accumulation from the long dry season combined with nearby open-space soil. Lennox air handlers run hard through hot summers, which cycles the flex duct material and loosens connections. The age of the equipment matters less than how much fine dust has cycled through it. Call (833) 593-6464 for a free estimate and we’ll inspect before recommending any cleaning or repair.
San Ramon’s warm inland valley weather means summers are hot and dry, with persistent winds that carry dust from surrounding open space and the Danville foothills. Return ducts load up with that fine dry dust, and the HVAC system runs hard enough to pull it deep into the plenum and coil. Most San Ramon homes benefit from annual or biennial duct cleaning, especially when occupants notice allergy symptoms, musty odors, or visible dust film on registers.
Most flex duct damage we find on Lennox systems in San Ramon is repairable: reconnecting a separated boot, sealing a loose joint, or replacing a collapsed section while keeping the rest of the run intact. Full replacement usually only makes sense when the flex duct is badly deteriorated or the system is old enough that patchwork repairs don’t restore proper airflow. We’ll tell you which situation you have, with video evidence.
San Ramon’s fine dust slips through standard filters, especially during summer and fall when open-space winds are active. That dust lands on the evaporator coil, and because the coil is damp during cooling cycles, it forms a layer that reduces airflow and forces the Lennox system to work harder. We clean the coil as part of full duct service, which restores cooling performance and keeps the system from cycling excessively.
We’re an independent service provider, not a Lennox factory-authorized dealer. That means we don’t have a manufacturer’s sales quota or a parts margin we’re pushing. We use OEM Lennox parts when they’re critical to fit and function, and quality aftermarket parts for common items when they meet or exceed specs. Harold Fairbanks has worked on Lennox equipment for over a decade, and that experience is what matters for your San Ramon home.
Service Areas Near San Ramon
We serve San Ramon and the surrounding Tri-Valley communities, including Livermore, Pleasanton, Dublin, Blackhawk, and Mountain House. If you’re not sure whether we reach your neighborhood, call (833) 593-6464 and we’ll confirm.
Book Your Lennox Service in San Ramon Today
Your Lennox system works hard through San Ramon’s dry summers. Let’s make sure the ducts are actually clean, sealed, and moving air the way they should. Call (833) 593-6464 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Clean ducts don’t announce themselves – you just breathe easier and wonder why you waited.
Written by Harold Fairbanks, Owner at Duct Cleaning Livermore, serving San Ramon since 2015.