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 Agoura Hills, CA
We provide independent Lennox air duct cleaning across Agoura Hills, and what sets our work apart here is that we treat fire-season ash as a primary contaminant, not an afterthought. Most homes in 91301 sit close enough to the Santa Monica Mountains that Santa Ana winds push fine soot and brush-fire particulate into return plenums, where it cakes up before the filter ever shows it. Our crew knows Lennox air handlers well enough to clean around slab coils, cabinet filters, and variable-speed blower wheels without disturbing what should stay put. Call (855) 353-2270 for a free estimate.
Why Agoura Hills Residents Choose Us for Lennox Service
Lennox systems move air in specific ways, and cleaning them properly means understanding how the cabinet, coil, and return runs interact. We’ve worked on enough Lennox air handlers across the Conejo Valley and the foothills above Agoura Hills to recognize when a flex run has separated from its collar or when a blower wheel has loaded unevenly with soot. Earl Conway spent well over a decade in HVAC and building systems before starting Duct Cleaning Simi Valley in 2013, and he grew up a few miles from here in the Wood Ranch area of Simi Valley. That local familiarity matters when we’re crawling an attic off Kanan Road in the middle of fall.
We’re an independent Lennox service provider, not affiliated with or authorized by Lennox. That means our recommendations come from what we find inside your duct system, not from a dealer playbook. We use rotary-brush extraction, not just air pressure, so debris is physically removed rather than redistributed. And if we find damaged ductwork while we’re in there, our technicians can repair it on the spot, not just document it.
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 Agoura Hills
- Ash-caked return plenums in Lennox air handlers with downstream slab coils. Tight closet installations in 1970s and 1980s Agoura Hills homes leave little room to access the return side, so ash accumulates against the coil face long before the filter looks dirty. We pull the return grille, inspect the plenum, and clean the full return path so the coil can breathe again.
- Separated flex runs in Merit and Elite series attic installations. Older tract homes in 91301 often have flex runs in the attic that sag and pull away at the collar over time. When that happens, the return side starts drawing attic air directly, which means brush-fire ash and insulation fibers enter the airstream. We reseal collars with mastic and replace flex where the fit has degraded too far.
- Variable-speed blower wheels loaded with fine soot. Lennox variable-speed air handlers move a lot of air, and after a Santa Ana wind event, that air carries fine particulate that settles unevenly on the blower wheel. The result is balance vibration and reduced static pressure. Cleaning the blower wheel and housing restores smooth operation.
- Bypassed Healthy Climate media filters. Cabinet-mounted filters in Lennox Healthy Climate setups get skipped when homeowners don’t realize they’re there or struggle to replace them. Fine particulate bypasses the filter frame and coats the evaporator coil, which then needs cleaning to keep the system moving air efficiently.
- Smoke odor trapped in supply ductwork. Even after a nearby brush fire, smoke particles can linger inside supply runs and recirculate for weeks. Full system cleaning, including the supply and return sides, removes the residual soot that keeps the house smelling like smoke.
Lennox Service in Agoura Hills: What Local Conditions Mean for Your Equipment
Agoura Hills sits in a high-fire-risk zone along the Santa Monica Mountains, and that changes how we approach Lennox duct cleaning here. Dry Santa Ana winds push fine ash and brush-fire soot straight into HVAC returns, even in homes with windows closed. The fall red-flag warnings are when our return-duct calls spike. In 91301 specifically, homeowners often find ash pulled into return plenums and attic flex runs after a nearby fire. A homeowner off Kanan Road called us after a fall red-flag week because their Lennox Merit Series system was short-cycling and the house smelled like smoke. We pulled the return grille and found ash caked in the plenum and a separated flex collar in the attic, then cleaned the full supply and return system, resealed the collar with mastic, and cleaned the evaporator coil. Airflow came back to spec and the smoke odor cleared once the residual soot was removed. Post-fire-season duct cleaning here isn’t a once-a-decade job. It’s a recurring need, and if you own a Lennox system in Agoura Hills, it’s worth checking returns after every red-flag stretch.
Lennox Models & Products We Service in Agoura Hills
We service the full range of Lennox residential equipment you’re likely to have in Agoura Hills, from Merit Series condensers with matching air handlers to Elite Series systems with CX34 coils, and Dave Lennox Signature Collection variable-speed units. We also work around Lennox Healthy Climate filtration and PureAir purification add-ons, cleaning the cabinet, filter housing, and surrounding ductwork without bypassing what those systems are designed to do. We’re also familiar with Honeywell and Aprilaire whole-home filtration, so we clean around the equipment already in your home rather than past it.
When a part must match the original exactly, like a cabinet, coil, or control component, we use OEM Lennox parts. For standard flex, mastic, and sealing hardware, we use quality aftermarket equivalents where fit and rating are confirmed. We tell Lennox owners honestly when sealing and cleaning will restore the system versus when aging ductwork has reached a point where targeted replacement makes more sense.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Agoura Hills
Duct cleaning in Agoura Hills is priced per job, not per vent. A full system cleaning for a typical Lennox setup in a 1970s-1990s tract home here runs between $450 and $900, depending on the number of returns, the condition of the flex runs, and how much fire-season particulate has accumulated. Return duct cleaning alone is less. Flex duct repair is quoted separately if we find separated collars or damaged runs. The written estimate sets the final price, and estimates are free. Call (855) 353-2270 for an exact quote on your system.
Serving Agoura Hills, CA – Our Local Coverage Area
We serve Agoura Hills 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 Agoura Hills
Yes, duct cleaning helps when the smoke odor is coming from soot and ash trapped inside the return plenum, supply runs, or evaporator coil. In Agoura Hills, fine ash from a nearby Santa Monica Mountains brush fire gets pulled into returns even with windows closed, and that particulate holds the smoke smell for weeks. Cleaning the full supply and return system, along with the coil, removes the residual soot that keeps recirculating. Call (855) 353-2270 and we can inspect your returns and tell you what’s actually in there.
No, duct cleaning does not void a Lennox warranty. We’re an independent Lennox service provider, not manufacturer-authorized, and we clean without damaging the air handler, coil, or cabinet. The warranty covers the equipment itself, not the ductwork, so cleaning the ducts is a separate service that doesn’t affect your Lennox coverage. We use rotary-brush extraction and take care around slab coils and variable-speed blower wheels to keep everything working as it should.
Check the flex collars in the attic first. On older Agoura Hills homes with original galvanized mains and flex branch runs, the collars are the most common failure point. They sag, separate, and start pulling attic air directly into the return side, which is a bigger problem than dust alone. If you can access the attic safely, look for disconnected flex runs. Otherwise, call us and we’ll inspect the full return path from the grille to the air handler.
Yes, dirty ducts can cause vibration in a Lennox variable-speed air handler. After a Santa Ana wind event in Agoura Hills, fine soot settles unevenly on the blower wheel, throwing it out of balance. That causes vibration and reduced static pressure. Cleaning the blower wheel and housing restores balance. If you’re noticing vibration, call (855) 353-2270 and we can check the blower wheel and the return side for accumulated soot.
Yes, it can still need duct cleaning. The Healthy Climate media filter traps a lot of particulate, but if the filter gets skipped or the cabinet seal isn’t tight, fine ash bypasses the frame and coats the evaporator coil and return plenum. Even with a well-maintained filter, the return side upstream of the filter still accumulates dust and fire-season ash. Cleaning the return duct, plenum, and coil keeps the whole system moving air properly.
Service Areas Near Agoura Hills
We serve Agoura Hills and the surrounding communities, including Simi Valley, Thousand Oaks, Calabasas, and Oak Park. We also provide Lennox service across the broader Agoura Hills area and into Westlake Village and Oak Park for homeowners with Lennox systems who want fire-season particulate removal handled properly.
Book Your Lennox Service in Agoura Hills Today
If you own a Lennox system in Agoura Hills and you’re dealing with ash, smoke odor, or a system that isn’t moving air the way it used to, call (855) 353-2270 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. If you can’t see it, that doesn’t mean it’s clean.
Written by Earl Conway, Owner at Duct Cleaning Simi Valley, serving Agoura Hills since 2013.