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.
Air Duct Cleaning Company in Duarte, CA
Air duct cleaning in Duarte costs between $295 and $720 for a whole-home system, with most single-story ranch homes in the $320 to $460 range. Duarte’s mix of 1950s-70s housing stock and the San Gabriel Valley’s fine dust means ductwork here collects a particular kind of grit, and cleaning it properly takes professional-grade negative-air equipment. If you’re noticing dust settling back on furniture days after cleaning, or your AC runs longer than it used to, the ducts are usually the place to start. Call us at (626) 469-5477 and we’ll give you a written price before any work begins.
Why Duarte Homes Are Different
Most of the single-family homes in Duarte were built between the 1950s and 1970s, and a lot of them still run on their original sheet metal ductwork. That means 50 to 70 years of dust, pet dander, and construction debris inside the system, not just the surface dust you can see at the vent. Sheet metal ducts from that era were often joined with basic seams that loosen over time, letting air leak into attics and crawl spaces before it reaches your living room.
The San Gabriel Valley’s semi-arid climate doesn’t help. Hot, dry summers bake the attic air, and when the Santa Ana winds kick up, they carry fine dust from the foothills straight into homes. In the lower elevations near the 210 Freeway, we also see heavier accumulation of traffic-related particulates in duct systems that pull in outside air through joints and return plenums. Homes in the northern foothills get it from the other direction: ash and fine grit blown down from the San Gabriel Mountains during wind events. None of this is a seasonal problem here, it’s a year-round reality that makes regular duct cleaning a maintenance item, not a one-time fix.
Styles & brands we work with
Our Main Duarte Services
Most Duarte homeowners call us for two jobs: air duct cleaning and dryer vent cleaning. Here’s what each involves locally, and what you should expect.
Air Duct Cleaning in Duarte
We run a Rotobrush rotary brush system through the full supply and return ductwork, paired with Nikro negative-air machines that pull loosened debris out of the system rather than blowing it back into your living space. For Duarte’s older ranch homes, this typically includes cutting a clean access point where original ductwork has no service opening. The process takes three to five hours for a standard single-story home. Before we start, you get a written price that covers the whole system, no per-vent charges and no add-ons at the door. Read the full breakdown on our Air Duct Cleaning in Duarte page.
Dryer Vent Cleaning in Duarte
Dryer vents in Duarte clog faster than most people expect, partly because our air carries so much fine particulate. A vent that should take 20 minutes to dry a load starts taking 40, and that’s a warning sign. We clean the full run from the dryer to the exterior termination point with professional tools that reach the entire length of the duct, including roof terminations common in older single-story homes here. The job takes under an hour in most cases. Here’s what to expect on our Dryer Vent Cleaning in Duarte page.
Duct Sealing in Duarte
When cleaning reveals leaks, sealing is the next step, and in Duarte’s older homes it’s often the difference between clean air that actually reaches your rooms and conditioned air leaking into the attic. We use mastic, the trade-standard duct sealant, applied to seams and joints that have opened up over decades of heating and cooling cycles. For accessible ductwork in attics and crawl spaces, this is a straightforward job that starts paying back on your energy bill immediately. See our Duct Sealing in Duarte page for specifics.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Duarte
We work on systems from every major brand found in Duarte homes, and our technicians arrive with common replacement filters at hand so the job doesn’t stall on a part run. For detail on the equipment we use and the systems we service, see our brands.
See the difference
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After
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AfterPricing for Air Duct Cleaning Company in Duarte, CA
| Service | Typical range in Duarte |
|---|---|
| Whole-home air duct cleaning, under 1,500 sq ft | $295 – $380 |
| Whole-home air duct cleaning, 1,500 – 2,500 sq ft | $380 – $520 |
| Whole-home air duct cleaning, 2,500+ sq ft | $520 – $720 |
| Dryer vent cleaning | $85 – $165 |
| Duct sealing (inspection only) | Free with estimate |
| Furnace / air handler only | $165 – $250 |
| Return / supply plenum | $85 – $140 |
| Duct sealing per project | Quoted on site |
| Filter replacement (standard 1-inch) | $25 – $45 |
What pushes a Duarte job toward the higher end of these ranges is usually system age and accessibility. Original 1950s ductwork with no existing service openings takes longer, and homes with duct runs through tight attic spaces or under slab foundations naturally add labor to the job. Whatever the number, it’s written down before we touch anything, and it does not move.
Neighborhoods We Serve in Duarte
We cover all of Duarte, from the older ranch neighborhoods south of the 210 to the newer foothill subdivisions in the north. Our crews are typically in the area two to three days after you call, and we schedule around your workday when we can.
- Downtown Duarte and the areas near Duarte Road
- Rancho Duarte and the homes east of Mount Olive Drive
- The neighborhoods off Central Avenue near Duarte High School
- The northern foothill subdivisions off Royal Oaks and Encanto
- Areas adjacent to Royal Oaks Park and Duarte Sports Park
Service Area – Cities Near Duarte
Our Duarte crews also serve the surrounding San Gabriel Valley communities. If you live in Monrovia, CA, Arcadia, CA, Temple City, CA, or El Monte, CA, the same written-price policy and 365-Day Done Right Promise apply. Same crews, same equipment, same standard.
Serving Duarte, CA - Our Local Coverage Area
We’re based in the Duarte 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 Company in Duarte
No permit is required for routine air duct cleaning or dryer vent cleaning in Duarte. These are maintenance services, not alterations to your home’s structure. Duct sealing also falls outside permit requirements when we’re working on existing accessible ductwork. If you have any question about your specific property, call (626) 469-5477 and we’ll tell you exactly what applies.
Most Duarte appointments are scheduled within two to three business days. We don’t run emergency-style immediate dispatch for duct cleaning, because it’s a scheduled maintenance job. What you get instead is a confirmed arrival window, a written price, and a technician who shows up inside that window. Call (626) 469-5477 and we’ll find a slot that works for you.
Yes. Every Duarte job, whether it’s air duct cleaning, dryer vent cleaning, or duct sealing, carries the same written 365-Day Done Right Promise. If the work fails within a year, we return and make it right at no charge. That includes a free second visit. No fine print, no negotiation, it’s written on every invoice.
If your Duarte home’s ducts haven’t been cleaned in years, or you’re seeing dust settle back within days of cleaning, you have other issues, and they don’t go away on their own. Call Hollis Air Duct Pasadena at (626) 469-5477 for a free estimate and a written price before any work starts.
What happens when you call
- 1A real person answersNo phone trees - talk to a local air duct cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Duarte Customers Say
"Dryer vent was packed with lint and took two hours to dry a load. Cleaned it out from the roof cap down. One cycle again."
- Paula Q."Good job on the ducts. Ran about an hour over the estimate, though they told me early. Air smells cleaner."
- Mike E."Careful with the carpet and furniture. Even wiped down the vent covers before putting them back."
- Leo B.