Whole-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 HVAC Cleaning Across San Gabriel
HVAC cleaning in San Gabriel means dealing with a duct system that works harder than it should. The air your returns pull in carries fine particulate from the San Gabriel Mountains, the valley floor, and seasonal wildfire smoke that pools against the foothills instead of dispersing toward the coast. That means coils load up faster, blowers run with more resistance, and ducts accumulate a sticky ash-grease layer that coastal maintenance schedules never account for. We clean it all, document what we found with before-and-after photos of every run, and hand you a written price before any panel comes off. Call (806) 606-6902 for an exact quote on your system.
Why CleanRun Air Duct Cleaning Is San Gabriel’s Preferred HVAC Cleaning Company
We’ve built our reputation here one inspection at a time. When we open a supply register in a 1950s tract home off Las Tunas Drive, we expect to find the same things: original galvanized runs patched with flex, joints that were never sealed, and a layer of debris the previous “cleaning” didn’t touch because the crew never put a camera inside. San Gabriel homeowners call us because our crews arrive with a camera, a written scope, and the equipment to actually remove what the camera finds. Every job ends with a photo record showing the inside of each duct run before and after. No other HVAC cleaning company we know of in San Gabriel delivers that as a standard part of the job.
The terrain matters here, and we work it daily. Crews serving San Gabriel stage locally from our Los Angeles operations office, which means scheduling is straightforward and arrival windows hold. We know the streets around the Mission district, the tract layouts south of Valley Boulevard, and the hillside-adjacent blocks up toward the mountains where Santa Ana winds carry the most debris. That local knowledge changes how we scope a job. A home near the foothill edge needs a different coil treatment protocol than one in the flatlands, because the particulate load is measurably different. We plan for it before we arrive.
Tomas Reyes, who leads CleanRun, set the standard from the first job in 2013: written price first, photographic record last, and a 365-Day Done Right Promise in between. That promise is in writing on every invoice, not buried in a brochure. If the work isn’t right, we make it right. No manager approval, no fine print. That is Haven Standard Clause 4, and it applies to every duct we clean in San Gabriel.
Our HVAC Cleaning Services in San Gabriel

Your full HVAC system includes more than the ducts you can see. The coil, blower, air handler, and condenser all sit in the airflow path and collect the same particulate that settles in your ductwork. Here’s what we clean in San Gabriel homes, and why each component matters when your air is this dirty to begin with.
Evaporator Coil Cleaning
The evaporator coil is the cold surface inside your air handler where heat gets pulled out of the air. In San Gabriel, it is also where the city’s particulate problem concentrates most aggressively. Grease from high-heat cooking carried in return air bonds with fine ash from wildfire smoke on the coil surface, forming a film that insulates the coil and kills efficiency. We clean it with professional-grade coil cleaning agents and agitation tools, then document the result with a camera before we button the access panel back up. A typical evaporator coil cleaning in San Gabriel runs $180-$320 as part of a full system clean.

Air Handler Cleaning
The air handler is the cabinet that houses the blower, coil, and filter. In San Gabriel’s older homes, the air handler is often retrofitted into a closet or crawlspace where it was never designed to sit, which makes access tight and cleaning thoroughness critical. We remove the cabinet panels, clean the blower wheel, coil, drain pan, and interior surfaces, and treat the drain line to prevent the microbial growth that valley-floor humidity encourages. On 1960s retrofit systems, we routinely find the air handler cabinet itself pulling unfiltered air through gaps around the panels. We seal those gaps as part of the clean. Air handler cleaning in San Gabriel typically runs $150-$280.

Blower Cleaning
A blower wheel caked with debris moves less air, runs hotter, and strains your system. In San Gabriel, the fine ash that settles everywhere else in your home also coats the blower wheel blades, and the sticky grease-particulate mix we see in homes near the Mission district packs onto the wheel in a way that dry dust never does. We remove the blower assembly, clean each blade, and photograph the wheel before reinstalling. A blower cleaning alone runs $120-$220 in San Gabriel, and it is usually quoted as part of a broader air handler or full-system clean rather than as a standalone visit.

Condenser Cleaning
The condenser is the outdoor unit that rejects heat to the outside air. In San Gabriel, it sits in the path of Santa Ana dust, foothill debris, and pollen from mature landscaping that many older neighborhood streets retain. Coils clogged with dirt and cottonwood fiber force the compressor to run harder and shorten its life. We clean the condenser coil fins carefully, straighten damaged fins where practical, and check clearances around the unit. Expect $100-$180 for a thorough condenser cleaning in San Gabriel, included in most full-system packages.

Coil Treatment
After mechanical cleaning, we apply a coil treatment that helps slow re-adhesion of the grease-film and fine particulate that define San Gabriel’s air problem. This is not a coating that masks dirt. It is a surface treatment that makes it harder for the sticky debris layer to re-form. In homes near the Mission district where high-heat cooking is constant, the difference between a treated and untreated coil is visible within six months. Coil treatment adds $60-$120 to the job, and we recommend it on every San Gabriel system we clean.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Before
AfterTrusted Brands We Service in San Gabriel
We work on systems built around Honeywell controls, Aprilaire filtration, and Abatement Technologies components, among others, and we stock common replacement parts for these brands locally so repair and cleaning don’t stretch across multiple visits. Our crews run professional-grade equipment from Rotobrush, Nikro, Abatement Technologies, and Guardsman, and that matters because the right negative-pressure extraction and agitation tools are what separate a real clean from a shop-vac pass. If you are researching what equipment a company uses before you agree to a price, we will put ours in writing on the scope.
Common HVAC Cleaning Problems We See in San Gabriel Homes

- Fine ash embedded in duct lining from recurring wildfire smoke. Santa Ana wind events push smoke from the Angeles National Forest into San Gabriel before coastal cities see it, and the fine char sinks into the porous surfaces of older flex and sheet-metal ducts. A standard vacuum pass does not remove it. We use agitation tools and HEPA-filtered negative pressure to strip the lining clean, then photograph the result.
- Grease-coated supply ducts near the Mission district. Multi-generational households cooking with high-heat woks generate airborne grease that carries into the returns and coats the inside of supply runs. When combined with exterior particulate, this creates a sticky debris layer that standard cleaning protocols miss. Our crews use more aggressive agitation and include coil treatment as a standard recommendation on these homes.
- Disconnected or crushed runs in mid-century retrofit systems. Homes built in the late 1940s through mid-1960s had central HVAC added years or decades later, often with mismatched flex and sheet-metal joined without sealing. We routinely find sections under crawlspaces that are crushed, disconnected, or sagging. Cleaning only the visible runs does nothing for the airflow blockage hidden in the crawlspace. We inspect first, then clean, then seal.
- Unsealed joints pulling attic and crawlspace air into the system. The same particulate that settles in San Gabriel’s valley air also settles in the attics and crawlspaces around your ducts. When joints are unsealed, every cycle pulls that dirty air directly into the supply stream. We apply mastic or appropriate sealing tape to every accessible joint as part of a full-system clean, which is often the real fix for persisting dust and allergy symptoms.
Pricing for HVAC Cleaning in San Gabriel, CA
CleanRun gives every San Gabriel customer a written price before any work begins. That is Haven Standard Clause 1, and it applies to every job we do. Here is what you can expect to pay for a typical system in San Gabriel:
- Full system HVAC cleaning (ducts, coils, blower, air handler): $450-$750 for a typical 1,500-2,500 sq ft home
- Evaporator coil cleaning alone: $180-$320
- Air handler cleaning alone: $150-$280
- Blower cleaning alone: $120-$220
- Condenser cleaning alone: $100-$180
- Coil treatment add-on: $60-$120
- Duct sealing (per accessible joint section): $25-$45 for mastic sealing during a clean
What moves the number is duct system complexity, access limitations in older retrofits, and the severity of grease and ash accumulation. The written quote we hand you before we start is the price you pay when we finish. No per-vent add-ons, no surprise upsell once the panels are off. Bring a competitor’s written estimate and we’ll put our number next to it in writing, free. Call (806) 606-6902 for your San Gabriel system quote.
We Also Serve Cities Near San Gabriel

Our HVAC Cleaning crews cover San Gabriel and the surrounding communities, including Temple City, Alhambra, Rosemead, and Arcadia. If you’re in any of those areas and dealing with the same foothill particulate and aging retrofit ductwork, the same written pricing and photo documentation apply. See our San Gabriel service area page for full coverage details.
Serving San Gabriel, CA - Our Local Coverage Area
We’re based in the San Gabriel 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 - HVAC Cleaning in San Gabriel

Every 2 to 3 years for most San Gabriel homes, versus the 4 to 5 year interval that works in coastal cities like Santa Monica or Long Beach. The reason is measurable: South Coast AQMD data consistently show higher PM2.5 concentrations in the San Gabriel corridor, where the mountains trap valley air and wildfire smoke lingers. Your ducts simply accumulate debris faster. Homes near the foothill edge or with heavy in-home cooking may need annual coil cleaning regardless of the duct interval. Call (806) 606-6902 and we’ll assess your system based on what the camera shows, not a generic schedule.
That film is cooking grease carried in return air, bonded with fine exterior particulate and wildfire ash. The multi-generational households common near Mission San Gabriel Arcángel cook at high heat frequently, and aerosolized oil enters the duct system through returns. Once grease coats a duct surface, exterior dust and ash stick to it instead of blowing through. This requires more aggressive agitation and HEPA extraction than a standard duct clean, plus a coil treatment to slow re-adhesion. We see this pattern consistently in the older streets around the Mission, and our cleaning protocol is built for it.
Yes, and then some. The EPA’s finding that indoor air can be 2 to 5 times more polluted than outdoor air assumes a typical outdoor environment. In San Gabriel, where outdoor PM2.5 levels already run high against the AQMD’s regional readings near the foothills, the indoor concentration inside a dirty duct system can be worse than the national baseline suggests. The particulate coming out of a register in a home with grease-coated, ash-laden ducts is not the same air quality you’d measure in a coastal home with clean runs. A camera inspection tells us exactly what is in yours.
Yes, and these are the systems we work on most in San Gabriel. The challenge is that retrofitted systems often have limited access points, disconnected sections, and runs that were never sealed. We cannot clean thoroughly through a single register opening. Our process includes mapping the runs with a camera, identifying crush points and disconnections, cleaning what is accessible with the right agitation and extraction tools, and sealing every joint we can reach. If a section is crushed or disconnected under a crawlspace, we’ll show you the photo and quote the repair separately, in writing, before doing the work.
Crushed or disconnected duct runs under the floor or in the crawlspace. Registers can look spotless while a collapsed section of return duct is starving the system of air, or a disconnected supply run is dumping conditioned air into the crawlspace. This is common in San Gabriel’s post-WWII tract homes where central HVAC was added later and duct routing took compromises. The only way to diagnose it is a camera inspection. We include that inspection as part of every HVAC cleaning scope we quote in San Gabriel, and we show you exactly what we found.
If your San Gabriel home’s system hasn’t been inspected in years, or you can’t remember the last time anyone showed you the inside of your ducts, start with a call. We’ll give you a written price before anything comes off, a photo record when it is done, and a year-long promise in writing if anything isn’t right. Call (806) 606-6902.
Written by Tomas Reyes, Owner at CleanRun Air Duct Cleaning, serving San Gabriel since 2013.




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