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 Santa Monica, CA
We provide independent Lennox air duct cleaning across Santa Monica, and the work here is different from anywhere else because of the marine layer and wildfire ash. The moisture off the Pacific keeps duct interiors damp enough for biological growth, while Santa Ana winds push fine ash from the Santa Monica Mountains and Malibu into return-side ductwork. If you own a Lennox furnace or air handler in Santa Monica, call (833) 620-6973 for a free estimate. We know how these systems behave under coastal humidity and seasonal smoke loads because we’ve been cleaning and repairing them in this exact environment since 2014.
Rivermark Air Duct Cleaning is an independent Lennox service provider, not a manufacturer-authorized dealer. You can read more about how we work with this equipment on our Lennox brand page. The short version: we read Lennox model plates daily, we know their cabinet seals and coil layouts, and we bring professional-grade Rotobrush and Nikro negative-air equipment to every job in Santa Monica. What’s in your ducts doesn’t stay in your ducts.
Why Santa Monica Residents Choose Us for Lennox Service
Gordon Guerrero, our owner, spent over a decade in the HVAC and indoor air quality trade before starting Rivermark Air Duct Cleaning in 2014. He trained at Los Angeles Trade-Technical College and has always worked the way he learned there: pull the cover plate, show the homeowner what’s actually accumulated, then fix it properly. Around Santa Monica, that matters because the failure profiles here are specific. A Lennox Merit Series furnace in a 90402 beach bungalow behaves differently than the same unit in a Sunset Park home after a Malibu fire.
We stock and work with Honeywell and Aprilaire filtration products alongside Abatement Technologies air equipment, which means we can improve the air system while we clean it. Our technicians use Rotobrush rotary brush systems for mechanical agitation of duct walls and Nikro negative-air units for contained extraction. Not consumer shop vacs. We clean it. We repair it. We improve it. And when a Lennox flex duct is collapsed or a return plenum gasket has failed from salt corrosion, we can repair that ductwork on the spot rather than telling you to call someone else.
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 Santa Monica
- Return-side ash loading after Santa Monica Mountains or Malibu fires. Santa Ana winds push fine wildfire ash into return ducts and attic flex runs, especially in north-of-Montana and Sunset Park homes. When homeowners run their Lennox system continuously during a smoke event, wet ash packs into sagging flex duct and coats the blower wheel. We clean the return trunk, plenum, and blower assembly, then mastic-seal what needs sealing.
- Salt-air corrosion on return plenum gaskets in beach-adjacent homes. Lennox Merit Series furnaces in 90402 and 90405 sit close enough to the ocean that foil-faced gaskets degrade faster than inland. Moist marine air leaks into the blower compartment and accelerates dust-mite buildup on the coil. We replace those gaskets with quality components that fit the cabinet properly.
- Flex-duct inner liner collapse in pre-1940s bungalows. Santa Monica’s older craftsman and Spanish Colonial homes often have retrofitted flex duct in attics exposed to coastal moisture. After an ash event, the added weight of wet particulate causes liner collapse at sag points. We identify the collapsed runs, clean what’s salvageable, and replace the rest.
- Evaporator coil fouling in apartment vertical chases. Mid-century apartment buildings in 90401 and 90404 share return chases that pull humid corridor air and lint past undersized filters. Lennox cased coils collect that debris and grow microbial film. Coil cleaning is part of our standard duct service, not an add-on you have to beg for.
- Blower-motor drag from ash and duct-mite debris on older Lennox G-series furnaces. When fine ash and biological debris accumulate on the secondary coil and blower wheel, the motor works harder and heat exchangers run hotter. Sunset Park homes see this pattern after Malibu fire smoke events. We clean the wheel and coil, then check static pressure so the system isn’t fighting itself.
Lennox Service in Santa Monica: What Local Conditions Mean for Your Equipment
Post-fire ash loading in Santa Monica splits by micro-location. North-of-Montana and Sunset Park homes catch ash from Malibu and Santa Monica Mountains fires in their return-side and attic duct runs. Homes south of Wilshire near the beach show a different profile entirely: salt-air corrosion on galvanized fittings and moisture-driven dust-mite buildup inside the ducts. Two distinct Lennox failure modes inside one small city, and you have to know which one you’re looking at before you clean anything. A home off Ashland Avenue in Sunset Park with a Lennox EL296 furnace after the last Malibu fire will need return-side flex cleaned and possibly replaced. A 90405 beach bungalow with the same furnace model may need plenum gasket work and coil cleaning because the ocean did the damage, not the fire.
We’ve serviced Lennox forced-air systems across Santa Monica’s coastal and canyon-adjacent homes, from older Merit Series furnaces to newer Dave Lennox Signature Collection equipment. We know how their cabinet seals, coil configurations, and flex-duct layouts behave under marine-layer humidity and wildfire ash loads. Our crew reads Lennox model plates and service literature daily, but we are an independent contractor and not authorized, sponsored, or endorsed by Lennox.
Lennox Models & Products We Service in Santa Monica
We clean, repair, and service Lennox forced-air equipment across Santa Monica, including Merit Series gas furnaces, Elite Series furnaces and air handlers, Dave Lennox Signature Collection systems, and Lennox Healthy Climate whole-home air cleaners and filtration cabinets. When a repair calls for Lennox OEM gaskets, filter cabinets, or coil components, we use them where fit and safety demand it, particularly on sealed combustion and high-efficiency units. For duct repairs, we use quality aftermarket flex duct, mastic, and insulation that meet the job’s requirements.
On Lennox equipment older than roughly 15 years with heat exchanger or coil failure, we give an honest repair-versus-replace comparison rather than pushing a rebuild. The decision should be based on the system’s condition, not on what’s easiest for us to bill. We also emphasize return duct cleaning, evaporator coil cleaning, and duct sealing on our Santa Monica Lennox jobs because those are the three services that address what coastal humidity and wildfire ash actually do to these systems.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Santa Monica
Air duct cleaning for a typical Lennox forced-air system in Santa Monica generally falls between $450 and $950 for the full duct system, depending on home size, the number of returns and supplies, and how much ash or biological buildup is present. Evaporator coil cleaning runs $180 to $420, and duct sealing or minor flex-duct repair typically adds $200 to $600 depending on access and the extent of the damage. A field vignette from a Sunset Park job: a homeowner off Ashland Avenue called after the last Malibu fire because their Lennox EL296 was short-cycling and the house smelled of smoke whenever the fan ran. We pulled the return-side flex duct in the attic, found the inner liner coated with fine ash and collapsed at two sag points, cleaned and mastic-sealed the return trunk and plenum, replaced the damaged flex run, and cleaned the blower wheel. Smoke odor gone, static pressure back to spec.
The written estimate sets the final price. Call (833) 620-6973 for an exact quote. Estimates are free.
Serving Santa Monica, CA – Our Local Coverage Area
We serve Santa Monica 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 Santa Monica
It can be both, but in our experience with Santa Monica beach homes, the smell usually starts in the ducts. Wildfire ash settles into the return-side flex and attic runs during Santa Ana wind events, and salt air corrodes plenum gaskets so moist marine air keeps the odor alive. We inspect the return trunk, plenum, and blower compartment together so we can tell you whether cleaning the ducts solves it or whether the furnace cabinet seals need replacement too. Call (833) 620-6973 for a free assessment.
Yes. We clean Lennox cased coils in place using professional-grade negative-air equipment and coil-specific cleaning methods. In Santa Monica apartment buildings with shared vertical chases, coil access can be tight, but our Rotobrush and Nikro setup is designed for exactly that kind of confined-space work.
Coastal humidity keeps the air inside Santa Monica ducts damper than inland systems, and older flex duct loses its rigidity over time. The inner liner sags, condensation pools at the low points, and dust mites and microbial growth follow. We clean what’s salvageable and replace flex runs that have lost their shape, then seal connections so moist air stops pulling in from the attic.
They need the filter media removed and the cabinet interior cleaned, not just vacuumed around. Lennox Healthy Climate cabinets sit on the return side and catch a lot of what passes through, so after a Malibu fire event they often hold a thick layer of ash. We clean the cabinet housing and recommend a filter replacement schedule based on what we find. Call (833) 620-6973 to schedule a look.
The answer depends on what the inner liner and connections look like. Cleaning handles surface ash and debris. Replacement is warranted when flex duct has collapsed, liner has torn, or connections have separated so the system is pulling attic air. We show you photos of what we find before we recommend anything, so the decision is based on evidence, not guesswork.
Service Areas Near Santa Monica
We serve homes across Santa Monica and the surrounding neighborhoods, including Vermont Vista, Westchester, Inglewood, Torrance, and Hawthorne. For Lennox service in nearby communities, see our West Los Angeles and Beverly Hills pages.
Book Your Lennox Service in Santa Monica Today
Call (833) 620-6973 for a free estimate on Lennox air duct cleaning, dryer vent cleaning, or duct repair in Santa Monica. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Written by Gordon Guerrero, Owner at Rivermark Air Duct Cleaning, serving Santa Monica since 2014.