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 Maywood, CA
Lennox air duct cleaning in Maywood means pulling decades of dust, rodent debris, and broken-down fiberglass liner out of tight, low attic spaces in pre-1960 bungalows and duplexes. We’re Cobalt Air Duct Cleaning, an independent Lennox service in Bell and Maywood provider serving all of Maywood’s 90270 zip code with professional-grade Rotobrush and Nikro equipment. If your Lennox furnace or air handler is pushing musty air through old galvanized trunk lines, call (866) 596-7835 for a straight answer and a free estimate.
Why Maywood Residents Choose Us for Lennox Service
We’ve spent ten years working inside duct systems behind Lennox air handlers and furnaces throughout Maywood’s older homes. Larry Reyna, our owner, grew up near Westridge Park in La Habra and got into this trade after helping his mother figure out why her older home kept cycling through air filters every few weeks, later expanding to offer Bell Gardens Lennox service. What he found in those ducts changed how he thought about indoor air quality for good. That same methodical approach comes to every Maywood job we take.
Our independence matters here. We’re not tied to a manufacturer’s warranty script, so when we inspect a Lennox system in a Maywood duplex, we recommend what actually needs doing, not what a corporate playbook says to sell. We know the cabinet layouts, coil configurations, and common leak points on Lennox residential equipment because we’ve opened hundreds of them in this city’s tight attics and crawlspaces.
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 Maywood
These aren’t hypothetical. They’re what we actually find when we open up Lennox duct systems in Maywood’s pre-1960 housing stock.
- Condensate pan failures in low attic air handlers. Lennox air handlers squeezed into Maywood’s low-pitch attics often have pans that crack or overflow. Moisture seeps into nearby flex duct connections and creates mold-like growth inside the run. We see this on Elite Series and older G-series units regularly.
- Rodent debris pulled through poorly sealed furnace cabinets. Older Lennox G-series and CompleteHeat furnaces with loose cabinet panels pull attic dust and rat nesting material straight into the return. The blower wheel and secondary heat exchanger end up coated. Maywood’s dense alley-side bungalow rows make this one of our most common service calls.
- Evaporator coils clogging faster in smog season. Lennox evaporator coils with tight fin spacing collect grime quickly during Maywood’s hot, smoggy late-summer stretches. Reduced airflow means the system runs longer cycles, which pulls more dust into return ducts and accelerates the whole contamination cycle.
- Flex duct connections separating at the plenum. In the tight attic spaces of Maywood’s compact lots, flex duct connections at Lennox air handler plenums sag or separate entirely. The gaps draw in fiberglass particles and rat nesting material from surrounding insulation, meaning a mechanical cleaning alone won’t solve the problem. We repair the connection first.
- Crushed flex runs behind landlord-added walls. On a recent job near the alley-side bungalows off Slauson Avenue, we inspected a Lennox EL180UH furnace serving a 1950s duplex and found the return duct pulling directly from a crawlspace with active rodent nesting. Our tech used a video inspection to locate a crushed flex duct branch behind a landlord-added wall, then replaced the damaged section, sealed the plenum with mastic, and cleaned the entire supply and return system. That restored proper airflow and eliminated the musty odor the tenants had complained about for months.
Lennox Service in Maywood: What Local Conditions Mean for Your Equipment
Maywood is a built-out, roughly 1.4-square-mile working-class city of mostly pre-1960 small homes and duplexes, not far from where we also provide Santa Fe Springs Lennox service. Duct cleaning here is rarely new-construction work. It’s old galvanized sheet-metal trunk-and-branch systems in tight crawlspaces and low attics, where the real challenge is the squeeze, not the equipment. In Maywood’s pre-1960 bungalows, the original trunk-and-branch ductwork is often buried under years of landlord-grade patches and additions. A video inspection almost always reveals disconnected runs and crushed sections that a simple cleaning can’t fix. The city’s density means these problems are shared across duplexes, so we frequently find cross-contamination between units through shared return chases. When one side of a duplex has a rodent issue in the crawlspace, the Lennox return on the other side often pulls the same contaminated air. That’s the reality of working in Maywood, and we plan every job around it.
Lennox Models & Products We Service in Maywood
We work on the full Lennox residential lineup found in Maywood homes. That includes the Merit Series (14ACX and ML14XC1 air conditioners, EL180UH furnaces), the Elite Series (EL16XC1 and EL18XPV heat pumps), and the Dave Lennox Signature Collection (SL18XC1 and SL280V furnaces). We also regularly open up older G-series and CompleteHeat furnaces still running in pre-1960 Maywood homes.
For critical components like blower motors and control boards, we use OEM Lennox parts when they’re available. For filters, belts, and duct fittings, quality aftermarket options are often just as reliable and more cost-effective, especially on systems that are 15 years old or more. If your Lennox furnace or air handler is near the end of its service life, we’ll give you an honest read on whether sealing and cleaning the existing ducts makes sense or whether it’s time to plan for replacement. You can learn more about our broader Lennox sales & service approach or see what we cover across the Maywood service area.
See the difference
Before
After
Before
After
Before
AfterLennox Service Pricing in Maywood
Air duct cleaning for a Lennox system in Maywood typically runs between $450 and $900 for a whole-home system depending on the number of returns and supply runs, accessibility of the attic or crawlspace, and how much contamination we’re dealing with. Duplex jobs where a shared Lennox return serves both units run higher because cross-contamination almost always requires cleaning both sides.
What drives the cost in Maywood specifically is the condition of the ducts, not the age of your Lennox equipment. Crushed flex runs, disconnected trunk sections, and rodent debris all add labor. Our free estimate includes a video inspection so you see exactly what we found, and the price we quote is the price you pay, one flat rate per system agreed before work starts. Call (866) 596-7835 to schedule an estimate.
Serving Maywood, CA – Our Local Coverage Area
We’re based in the Maywood area and know this community well, and we also offer Lennox in West Whittier-Los Nietos. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs – Lennox Air Duct Cleaning in Maywood
Yes. We handle low-attic Lennox furnaces in Maywood regularly, and we inspect every flex connection with a video scope before running the Rotobrush or Nikro agitation system. The equipment is designed for tight spaces and we move slowly at the plenum transitions. If we find a connection that’s already loose or separated, we’ll stop and tell you before we proceed because running the agitation head through a separated flex run would make the problem worse, not better.
You’ll usually notice the smell first, especially when the furnace or AC kicks on and pushes air through the supply registers. Other signs include visible dust trails from the return grille, droppings near the air handler, or tenants in the other half of a duplex complaining about the same odor. The only way to know for certain is a video inspection, which we include with every free Maywood estimate. If you’ve seen a rat in the crawlspace or along the alley, the odds are already high.
If the air handler is original, it’s likely over 60 years old, and no amount of duct cleaning will fix a failing blower motor or a corroded heat exchanger. What often makes sense in Maywood is cleaning the duct runs themselves and repairing any crushed or disconnected sections, since the ductwork can outlast the equipment. We’ll give you an honest assessment after the video inspection. If major repair is needed on a system that old, we’ll say so. Call (866) 596-7835 and we’ll help you figure out the right order of operations.
We don’t stock Lennox-brand filters as standard. We use quality aftermarket filters with the correct MERV rating for your specific Lennox system. For critical components like blower motors and control boards, we use OEM Lennox parts, because those have tighter tolerances. Filters, belts, and duct fittings are a different story, the aftermarket options are often just as good and noticeably less expensive, which matters when you’re maintaining an older system in Maywood.
Yes, and this is one of the most common situations we handle in Maywood. Shared return chases between duplex units mean the duct system on both sides has to be cleaned and sealed as one job. If we clean only one unit, the contamination from the other side re-enters within weeks. We’ll inspect the entire shared system, identify where the crossover points are, and quote one flat price for cleaning both sides completely. Call (866) 596-7835 for a free estimate.
Service Areas Near Maywood
In addition to Maywood itself, our Lennox service coverage extends to nearby La Habra, Irwindale, Baldwin Park, Rosemead, and Bell Gardens. We also handle Lennox duct work in South El Monte and East San Gabriel.
Book Your Lennox Service in Maywood Today
If your Lennox system in Maywood is moving air through ducts that haven’t been inspected in decades, let us show you what’s actually in there. We’re independent, we’re thorough, and we’ll tell you straight what needs doing. Call (866) 596-7835 to schedule your free estimate and video inspection.
Written by Larry Reyna, Owner at Cobalt Air Duct Cleaning, serving Maywood and the surrounding area since 2016. Clean ducts don’t announce themselves, that’s how you know the work was done right.