Dryer vent cleaning
Whole-home duct 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 Dryer Vent Cleaning Across Walnut
Dryer vent cleaning in Walnut typically runs $130 – $220 for a standard single-story tract home, with hillside properties near the San Jose Hills falling between $160 – $280 when Santa Ana ash load is heavy. Most jobs take 60 – 90 minutes and we can get a crew to your street same-day when you call before early afternoon. We know Walnut’s homes: the 1970s – 1990s tract layouts, the rigid galvanized runs, and the hidden elbows where lint actually packs. Call (855) 382-4830 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.

Why Walnut Homeowners Call Duct Cleaning Upland for Dryer Vent Cleaning
We’re a specialist operation led by Marty Barrera, and we’ve been doing dedicated dryer vent cleaning since 2012. That focus matters in a city like Walnut, where most calls are about lint-packed elbows and hillside ash, not mold or humidity. We show up with Rotobrush and Nikro agitation systems plus HEPA-filtered negative air, so the debris we break loose doesn’t end up in your laundry room. Homeowners notice the equipment before we even start, and that’s the point: commercial-grade tools doing a residential job.
Walnut customers tell us the same thing: they called us after a cheap vent-cleaning coupon left the real blockage untouched. A camera inspection usually explains why. We don’t brush blind. We look first, then clean, then show you the before-and-after images from your own vent run. That’s how a specialist earns trust in a city where most homes hide their dryer vent problems behind drywall.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Dryer Vent Cleaning Company in Walnut
Duct Cleaning Upland operates as a dedicated Dryer Vent Cleaning Company serving Walnut homeowners and property managers who want the full lint pathway cleared, not just the first few feet. A proper job here means removing the exterior hood, running a camera to find every bend and obstruction, then using agitation tools under negative air pressure to pull packed lint out through the HEPA-filtered collection system. In Walnut, that camera step matters more than in most cities because the lint you’re dealing with is rarely soft fluff.
Hillside Ash and Hard Lint Wedges
Walnut sits directly downwind of the San Jose Hills. When Santa Ana winds kick up, they carry fine dust and wildfire ash down the slopes and into exterior vent hoods. If the flapper doesn’t seal tight, that grit mixes with lint and bakes into a dense, abrasive wedge at the first elbow. Standard brushing without camera guidance often skims right past it, leaving the actual fire hazard in place.
Rigid Duct Runs in Older Tract Homes
Most Walnut homes built from the 1970s through the 1990s have rigid galvanized ductwork with sharp 90-degree elbows behind the drywall. Lint packs hard in those bends, and it won’t come loose with a household drill brush. Our Rotobrush and Nikro systems are built to break up that compaction while the negative-air setup keeps the debris contained. It’s a completely different process from what a generalist HVAC tech brings.
Dryer Vent Inspection in Walnut
A Dryer Vent Inspection in Walnut is the camera-first step that tells you whether cleaning is even the whole answer. We run a small inspection camera from the dryer connection to the exterior hood, looking at every elbow, seam, and the flapper seal. For Walnut homes, we’re specifically checking for ash-darkened lint compaction, worn galvanized seams from years of gritty airflow, and any disconnect or crush in the run. The inspection takes about 30 minutes and costs $95 – $150 as a standalone visit, though it’s included when you book a cleaning.
When a Walnut Home Needs More Than Cleaning
Sometimes the camera finds a crushed duct behind an addition, or a run that was disconnected during a remodel and never reconnected properly. In those cases, cleaning alone won’t fix the airflow problem. We’ll show you the footage, explain what’s happening, and quote you on the repair as a separate line item. You’re not obligated to have us fix it, but you’ll know exactly what’s wrong.
Flapper and Hood Grit Checks
Walnut’s dry wind season is when we see the most flapper failures. A hood that doesn’t seal lets dirt, grit, and even small birds into the vent when the dryer isn’t running. During an inspection we test the flapper, check for rodent entry, and measure airflow with an anemometer at the exterior hood. Low airflow numbers almost always mean a hidden blockage.

Trusted Brands We Service in Walnut
We run Rotobrush agitation systems and Abatement Technologies negative-air equipment on our Walnut jobs, the same gear used in commercial and remediation duct work. When a dryer vent needs more than cleaning, we can also install Guardsman bird guards and vent caps to keep the hillside wildlife and Santa Ana debris out. We stock the common cap sizes and hood replacements for Walnut’s older tract homes, which means most repairs happen on the first visit without a second trip to a supply house. Marty Barrera built this company around doing the job behind the job, and that includes having the right parts on the truck.
See the difference
Before
After
Before
After
Before
AfterCommon Dryer Vent Cleaning Problems We See in Walnut Homes
- Hard-packed lint wedges at rigid 90-degree elbows: Walnut’s 1970s – 1990s tract homes were built with galvanized duct runs that make sharp turns behind drywall. Lint compacts into a dense plug at those bends, and a standard brush from the exterior hood never reaches it.
- Santa Ana ash accumulation in hillside hoods: Homes near the San Jose Hills and around Mt. San Antonio College catch the brunt of wind-driven ash and fine dust. When that grit mixes with dryer lint, it forms an abrasive paste that wears through galvanized seams over time.
- Disconnected or crushed runs from decades of remodels: Walnut’s housing stock is aging, and many homes have had additions or HVAC retrofits. Dryer vent runs get crushed, disconnected, or rerouted badly, and the dryer struggles against a duct that was never right to begin with.
- Flapper valves that stopped sealing years ago: The dry Walnut climate degrades plastic flappers and the hinges on metal hoods. A flapper that hangs open lets birds, rodents, and wind-blown debris into the vent between dryer cycles.
Pricing for Dryer Vent Cleaning in Walnut, CA
A standard dryer vent cleaning in Walnut runs $130 – $220 for a typical single-story tract home with a short, direct vent run. Hillside properties and two-story homes with longer runs or multiple elbows fall between $160 – $280. If the camera inspection turns up a crushed section, disconnected joint, or a run that needs rerouting, we quote that repair separately before any work begins. The written estimate sets the final price, and you approve it before we touch anything. No per-vent pricing, no coupon math where the final invoice triples the teaser rate. Call (855) 382-4830 for a free estimate. We answer 24/7.
We Also Serve Cities Near Walnut
If you’re on the edge of Walnut near Pomona, Citrus, San Dimas, or Azusa, you’re still in our service area. We dispatch crews throughout the eastern San Gabriel Valley and know the vent configurations common to this whole foothill corridor. Same process, same equipment, same camera-first standard whether you’re three blocks from Valley Boulevard or up against the hills.
Serving Walnut, CA – Our Local Coverage Area
We serve Walnut and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs About Dryer Vent Cleaning in Walnut
As an annual service at minimum, and twice a year if you live on a hillside street near the San Jose Hills. Homes closer to Mt. San Antonio College and the foothill edge catch noticeably more wind-driven ash and fine grit than flatland tract homes near the Valley Boulevard corridor. Call (855) 382-4830 after a heavy Santa Ana event or regional wildfire smoke and we’ll get you on the schedule for a free estimate.
Not if it’s the standard brush-out from the exterior hood. Walnut’s older tract homes have rigid galvanized runs with sharp 90-degree bends behind drywall, and lint packs hard in those spots. We run a camera first, locate the compaction, and use agitation tools under negative air pressure to break it up and pull it out through HEPA filtration. Without the camera step, the blockage stays right where it was.
A Dryer Vent Inspection identifies what’s actually in the run and what condition the duct is in. Cleaning removes the lint, debris, and ash we find. For a 1980s Walnut home, the inspection often reveals more than just lint: separated seams, a crushed section from a past remodel, or a flapper that hasn’t sealed in years. You can book the inspection alone for $95 – $150, or have it included with the cleaning at no extra charge.
Because the trap only catches about a quarter of the lint your dryer produces, and the rest goes into the vent run. In Walnut’s older rigid-duct homes, that lint packs into the elbows where the duct turns inside the wall cavity. Once airflow drops enough, the dryer can’t push moisture out efficiently and the heating element cycles longer, which wears the dryer and raises the fire risk. The fix is clearing the full vent pathway, not just the screen.
The approach is the same, but the debris profile is worse. Hillside streets near Mt. San Antonio College sit directly in the Santa Ana wind path, so hoods collect fine grit and ash that mixes with lint into a hard, abrasive buildup. That material wears through galvanized seams faster than the fluffy lint found in flatland homes. We check for seam wear and flapper seal condition more closely on those calls, and we recommend bird guards like Guardsman for homes where wind regularly pushes debris into the hood. Call (855) 382-4830 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Written by Marty Barrera, Owner at Duct Cleaning Upland, serving Walnut since 2012.