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.
Fast, Reliable Air Duct Cleaning Across Maywood
Air duct cleaning in Maywood typically runs $380 – $640 for a full system on a pre-1960 single-family home or duplex, with most jobs completed in 4 – 6 hours. The work is almost never new-construction flex duct. It’s decades-old galvanized sheet-metal trunk-and-branch systems in low attics and raised-foundation crawlspaces, often shared through duplex party walls. That’s the reality our Air Duct Cleaning team works with every week across the 90270 zip code.

Larry Reyna built Cobalt Air Duct Cleaning around exactly this kind of housing stock. We’re not a generalist HVAC crew adding duct cleaning as a sideline. We’re a dedicated indoor air quality specialist with professional-grade Rotobrush and Nikro equipment, and we know that in Maywood the hard part isn’t the machine. It’s getting into the attic at all. If you’re on Atlantic Boulevard near the river side or tucked into a bungalow row off Slauson, call us at (866) 596-7835. We’ll tell you straight what’s inside your ducts before we ever quote a number.
Why Cobalt Air Duct Cleaning Is Maywood’s Preferred Air Duct Cleaning Company
Maywood is 1.4 square miles of mostly pre-1960 homes and duplexes on compact lots. That density defines every job here. Technicians who work this city regularly know that parking the van means knowing the alley access, that attic hatches sit low and tight, and that a duplex “single system” often isn’t single at all. It’s shared through a party wall. Cobalt’s Air Duct Cleaning in Maywood work is built on that local knowledge, not just equipment specs.
Our reputation in Maywood comes from doing the unglamorous part correctly. We set negative pressure at the air handler instead of just shoving a brush down a register. We run a camera inspection after every clean so you can see what left the system, not just take our word that it left. On duplex jobs off the alley-side bungalow rows, our techs pulled a low attic hatch and found a galvanized trunk line packed with rodent nesting debris and disintegrating old fiberglass liner in the same run. We worked Rotobrush agitation tools down each branch, ran the camera, and sealed it back up. The registers in both units finally moved clean air instead of blowing attic dust.
Larry Reyna has kept the focus narrow: air ducts, dryer vents, and duct repair. That’s it. A dedicated specialist sees problems a generalist misses, and in Maywood the problems are structural, not cosmetic.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Commercial Air Duct Cleaning in Maywood
Commercial Air Duct Cleaning in Maywood focuses on a specific building type: older retail and light-industrial spaces along Atlantic Boulevard, Slauson Avenue, and the side streets off the 710 corridor, many of which have never had their duct systems opened since the building was converted decades ago. These are not modern VAV systems with accessible mechanical rooms. They’re patchwork retrofits: sheet-metal trunks run through drop ceilings, return plenums pulling air from a rear storage room that used to be a different business entirely.
For a Maywood commercial space, expect $900 – $2,400 depending on square footage, number of rooftop units, and how much of the duct run is accessible from the interior. Rotobrush and Nikro systems allow us to work from the supply registers backward when roof access is locked or unsafe, which happens often on single-story retail with flat roofs. We also check what’s coming back through the return side, because in converted buildings that’s usually where the dust, old insulation, and decades of tenant turnover settle first.
What Commercial Jobs Involve
Every commercial clean starts with a camera inspection of the return and supply sides. Then we isolate the air handler, set negative pressure, and work mechanical agitation through each run. For restaurants or spaces with heavy particulate, we recommend filter media compatible with Guardsman standards, which we stock for most common system sizes.
When a Maywood Business Should Schedule
After a tenant change is the practical answer. Old build-out dust, drywall residue, and whatever the previous tenant’s operation left behind all sit in the same ducts. Also after any roof or attic work, when debris has had a straight shot into an open return. If you’re seeing dust on product, on inventory, or on the desk by noon, that’s the system telling you it’s time.
Air Duct Cleaning Services in Maywood
Air Duct Cleaning Services in Maywood center on pre-1960 homes and duplexes, which means the work is almost always a retrofit cleanout rather than a simple maintenance pass. These houses have galvanized sheet-metal trunk-and-branch systems, not modern flex duct. The trunk lines run through low-pitch attics or raised-foundation crawlspaces. Many runs are shared through duplex party walls, so one job can involve two units’ supply and return ducts.
A full residential system in Maywood runs $380 – $640, and that’s the number we quote before we start, not after we “discover” more work. The quote covers the full system: supply side, return side, air handler, and register cleaning. We don’t price per vent. If the camera inspection shows a torn duct or a collapsed section, we’ll show you the footage and quote the repair separately. You decide. No surprise expansion of the invoice once the van is parked.

Full System Cleaning
This is what most Maywood homeowners call us for. Negative pressure at the air handler, Rotobrush or Nikro agitation down every branch, and a final camera pass so you can see the before and after. The before footage from Maywood attics is usually the same story: decades of dust, rodent debris, and old liner that’s come apart inside the run.
Video Inspection
We run a camera through the system before we clean and after we clean. In a city this old, the pre-clean footage often explains the symptoms: dust on every surface, musty smell when the AC kicks on, uneven airflow between rooms. The post-clean footage is your proof the work actually happened, not just a flat-rate invoice and a technician’s wave goodbye.
Trusted Brands We Service in Maywood
Cobalt runs professional-grade Rotobrush and Nikro duct cleaning systems, the same mechanical agitation and vacuum equipment used in commercial and industrial remediation. We pair that with Honeywell and Guardsman filtration knowledge, which means we understand the whole air system, not just the ductwork in isolation. For Maywood customers, that translates into practical stocking decisions: we keep common Honeywell filter replacements and Guardsman-grade media on the truck for the filter sizes we see most in pre-1960 homes. When your attic access is tight and your parking is tighter, the last thing you want is a technician who has to leave to source a part. We don’t.
See the difference
Before
After
Before
After
Before
AfterCommon Air Duct Cleaning Problems We See in Maywood Homes
- Shared trunk lines through duplex party walls. A single supply trunk often serves both units, and crews that quote a single-unit price will leave half the run untouched. We map the whole system before we quote, because in Maywood the “whole system” frequently crosses a property line.
- Disintegrated fiberglass liner inside old sheet-metal ducts. The liner installed in the 1950s and 60s breaks down and blows through the registers. If you see fibrous dust accumulating on furniture beneath supply vents, that’s the liner, not household dust. Camera inspection confirms it.
- Rodent nesting debris in low attic runs. The warm, dry attic spaces off alley-side bungalow rows are exactly where rats and mice settle between seasons. Maywood’s mild climate means the HVAC sits idle for months, and that idle time is when nests happen. We routinely pull nesting material from trunk lines in this city.
- Shared dryer vent stacks serving two or three units. Treating a shared stack like a single run leaves lint packed deeper in the shared pathway. We treat every dryer vent in Maywood as a dedicated safety service, because the fire risk in a shared stack is real and the lint doesn’t stop accumulating because it’s out of sight.
Pricing for Air Duct Cleaning in Maywood, CA
A full residential duct cleaning in Maywood runs $380 – $640 for a pre-1960 single-family home or duplex. The floor is a simple one-system bungalow with accessible attic hatch and no shared run. The top end is a duplex with two units’ supply and return ducts sharing a trunk through the party wall, plus a crawlspace-side return that needs separate access. Commercial spaces run $900 – $2,400. Dryer vent cleaning is quoted separately as a dedicated service, not bundled as an afterthought. What affects cost in Maywood specifically: attic access difficulty, whether the system is shared between units, the number of registers, and how much rodent debris or disintegrated liner has to come out. Call (866) 596-7835 and we’ll give you a flat per-system price before any work starts. Estimates are free, and the price we quote is the price you pay.
We Also Serve Cities Near Maywood
Cobalt Air Duct Cleaning serves Maywood and the surrounding southeast Los Angeles communities. If you’re in Bell, Bell Gardens, Santa Fe Springs, or West Whittier-Los Nietos, we bring the same equipment, the same flat per-system pricing, and the same camera-verified process. The housing stock across these cities shares the same pre-1960 construction patterns, so the work is familiar ground. Call (866) 596-7835 to confirm availability in your specific neighborhood.
Serving Maywood, CA – Our Local Coverage Area
We’re based in the Maywood area and know this community well. Use the map below to see our service coverage – if you’re nearby, we can almost certainly help.
FAQs About Air Duct Cleaning in Maywood
Yes, and this is one of the most common situations we handle in Maywood. The key step happens before we quote: we map the entire duct run, including the portion that crosses the party wall. That means both units’ supply and return ducts get cleaned in a single job, not half the system. We’ll coordinate access with both units and quote one flat price for the full shared trunk. Call (866) 596-7835 and tell us it’s a duplex; we’ll walk you through what access looks like before we ever send a technician.
No, it’s the typical Maywood job. We work in low-pitch attics and raised-foundation crawlspaces all the time. The equipment gets configured for tight access: smaller access ports, flexible agitation tools, and a negative-pressure setup that works from the air handler rather than from the attic itself. The attic being cramped doesn’t change the outcome. It just means the technician needs to know how to work in it, and ours do. Call (866) 596-7835 and we’ll tell you honestly whether your attic access is workable, usually from photos before we even schedule.
Look for fibrous, grayish dust accumulating on furniture directly beneath supply registers. That’s liner material, not household dust. Maywood homes built before 1960 often have original fiberglass duct liner that’s now 60-plus years old and visibly disintegrating. The definitive check is a camera inspection, which we run before and after every clean. If the liner has failed, we’ll show you the footage and discuss whether the solution is cleaning, repair, or replacing the affected section. Call (866) 596-7835 and ask for a video inspection; it’s part of every job we quote.
Yes, and in Maywood the shared stack is exactly where lint problems get worse, not better. A stack serving two or three units accumulates lint from every dryer connected to it, and the shared portion is the hardest to access. If one unit’s lint builds up, it restricts airflow for everyone, which increases fire risk. We clean shared dryer vents as a dedicated safety service, which means we run the full length of the shared pathway, not just the portion inside your unit. Call (866) 596-7835 to schedule a dryer vent evaluation for your Maywood building.
This is a real question in Maywood, where parking on Atlantic Boulevard or the residential side streets off Slauson can be tight depending on the time of day. Our equipment runs on long hose runs, so we don’t need the truck directly at the door. We can run hoses from a legal parking spot down the sidewalk or through an alley access point. For duplex jobs, we coordinate with both units ahead of time so the neighbor knows what to expect. If your block has permit parking, let us know when you call (866) 596-7835 and we’ll confirm the logistics before the job day.
Written by Larry Reyna, Owner at Cobalt Air Duct Cleaning, serving Maywood and surrounding southeast Los Angeles communities.