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 Ontario
Air duct cleaning in Ontario typically runs $350 – $650 for a full residential system, and the real issue here isn’t mold. It’s fine desert grit. Ontario sits directly in the Santa Ana wind corridor, where dry gusts funnel through the Cajon Pass and load return-air grilles with dust that most coastal cities never see. We work throughout 91764, 91761, 91762, and 91758, and we know these homes. If your registers look dusty weeks after a cleaning, or your filter loads up right after a wind event, call (833) 630-3666. Russell Padilla and our crew will tell you exactly what’s going on, and whether cleaning is even the right first step.
Why Duct Cleaning Rialto Is Ontario’s Preferred Air Duct Cleaning Company
We’re not a generalist HVAC shop that happens to offer Air Duct Cleaning as an add-on. Ducts are what we do. Homeowners across Ontario call us because our process uses Rotobrush rotary-brush agitation and Nikro HEPA-rated vacuuming, not a shop vac and a prayer. The difference shows up in what we find. In 91761 and 91762 especially, we regularly pull decades of fine dust and construction debris from attic duct runs that have never been properly serviced.
Russ Padilla runs every job with the same expectation: the system should be cleaner when we leave, and we should be able to prove it. That’s why we bring camera inspection equipment on most calls in Ontario. We’re not selling a quick once-over. We’re looking for crushed flex, disconnected collars, and dust-loaded blowers. When we find a problem, we tell you what it costs to fix. No guessing. No bait-and-switch pricing.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Air Duct Cleaning Services in Ontario
Air Duct Cleaning Services in Ontario means something specific here: source removal on supply and return ducts that have been collecting fine desert grit, smoke-season ash, and decades of household dust. In a mid-century Ontario tract home, that’s rarely a simple vacuum job. We use negative-pressure containment with Abatement Technologies equipment so loosened debris is captured at the source, not blown back into your living room. A typical full-system cleaning for a 1,200 – 2,200 sq ft home in Ontario runs $350 – $650 depending on duct condition and the number of runs.
Supply and Return Duct Source Removal
We clean both supply and return sides every time. Skipping one side means the blower just re-deposits whatever was left behind. In older Ontario homes, return ducts are often the dirtier side because they pull unfiltered air from the house before it hits the blower.

Camera Inspection Before and After
This is the step that separates a real Ontario duct cleaning from a cheap one. Before we start, we look. After we finish, we look again. If a flex run is crushed or disconnected, cleaning won’t hold. We tell you what we saw, and we can repair it on the spot.

HVAC Duct Cleaning in Ontario
HVAC Duct Cleaning in Ontario covers the full path air travels: return grilles, return ducts, air handler, supply ducts, and registers. In these 1950s – 1970s slab-on-grade homes, the air handler itself is often the dirtiest component in the system. A dust-loaded blower wheel keeps throwing fine particulate downstream no matter how thoroughly the ducts are cleaned. We inspect the blower and evaporator coil as part of the job. A complete HVAC duct cleaning with blower service and camera inspection in Ontario typically runs $450 – $800 for older homes with original ductwork.
Blower and Coil Inspection
We pull the blower access panel and look. If the wheel is caked, we clean it. If the coil is blocked, that’s a restriction that affects airflow and filter life. These are the issues that make a homeowner think the cleaning “didn’t work” when the real problem was never in the ducts.
Register and Grille Cleaning
Every supply register and return grille gets removed, cleaned, and reseated. In Ontario’s dry climate, grilles collect a fine film of dust that sticks to painted surfaces. We get them clean and put them back tight so air moves where it was designed to go.
Trusted Brands We Service in Ontario
The equipment we run matters, and so does the equipment we leave behind. We work with Nikro HEPA filtration systems and Rotobrush agitation tools on every job because they’re built for IAQ professionals. When an Ontario home needs upgraded filtration, we’re familiar with Honeywell and Aprilaire product lines and can recommend what actually fits the existing system. No guesswork, no generic answers. We keep common filter sizes and repair materials stocked for faster turnaround in 91764 and the surrounding Inland Empire.
See the difference
Before
After
Before
After
Before
AfterCommon Air Duct Cleaning Problems We See in Ontario Homes
- Crushed attic flex runs in 91761 and 91762. Decades of heat cycling soften early flex duct until it kinks or collapses. A camera inspection finds it; cleaning alone never will.
- Disconnected duct collars at the air handler. We regularly find runs that have pulled loose, dumping conditioned air into the attic. Reconnection is a 20-minute fix that changes everything.
- Santa Ana grit loading return grilles within weeks. Fine PM10 dust from the Cajon Pass corridor settles on every horizontal surface and gets pulled straight into the return path. Filters clog fast here.
- Dust-caked blower wheels in slab-on-grade homes. The blower sits in a closet or hall return, pulling in whatever the house has. After 40 years, the wheel looks like it’s been dipped in felt.
Pricing for Air Duct Cleaning in Ontario, CA
Here’s what we actually charge in Ontario, with no per-vent games. A single-system residential cleaning runs $350 – $650 for most mid-century tract homes. Larger two-story or newer builds with additional zones land at $600 – $900. Commercial rooftop units in Ontario’s logistics corridor are priced per system after a walkthrough. Blower cleaning and camera inspection are included in our standard scope, not line-item add-ons. If we find crushed flex or a disconnected run, repair is quoted separately before we do any work. That’s the one-flat-price model our customers in 91764 and 91761 get every time. Call (833) 630-3666 for a free estimate.
We Also Serve Cities Near Ontario
Our trucks work daily through Ontario and the surrounding communities. We serve Fontana, Glen Avon, Pedley, and Sunnyslope with the same equipment and the same flat-rate pricing model. If you’re in a neighboring city and your ducts haven’t been inspected in a decade, we’ll be there.
Serving Ontario, CA – Our Local Coverage Area
We’re based in the Ontario 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 Ontario
Every 3 – 5 years is the right interval for most Ontario homes, and Santa Ana wind events can shorten that. If you run your AC hard through summer and keep windows open in spring, fine grit accumulates faster here than in coastal LA. Check your return grilles after a wind event. If they’re filmed with dust, the ducts are loading up too. Call (833) 630-3666 and we’ll give you an honest read.
No. Cleaning removes contaminants from the duct interior; it cannot un-collapse a flex run or reconnect a collar that has pulled loose. That’s why we camera-inspect before and after source removal. If we find structural problems, we quote the repair separately and can typically complete it the same visit. A clean that ignores a disconnected run will look like it failed within weeks.
No. Ontario’s climate is too dry for the persistent mold growth you see in humid coastal areas. The main reason here is particulate accumulation: desert grit, pollen, smoke-season ash, and decades of dust in older homes. If you do see what looks like microbial growth, we’ll flag it during the camera inspection and recommend the right next step.
Look at your return grilles first. If they’re coated with fine grit or ash, your ducts are pulling that same air. Check your filter; if it’s loaded in under 30 days, the system is ingesting more than it should. And if you have an older Ontario tract home, ask us to camera the attic runs. Disconnected flex shows up most when the system is working hardest.
Ask what vacuum equipment they run. Real source removal uses negative-pressure HEPA filtration like our Nikro units, typically paired with rotary-brush agitation like Rotobrush. If they show up with a shop vac and a drill brush, that’s surface cleaning, not source removal. We also show you before-and-after photos of your own ducts, so you’re not taking anyone’s word for it. Call (833) 630-3666 and ask Russell Padilla directly.
We pulled up to a 1962 single-story ranch off Euclid Avenue in 91762 where the homeowner’s return grilles were packed with fine grit after a Santa Ana event. A camera inspection found one flex run crushed flat against a truss and another disconnected at the air handler collar. After negative-pressure source removal with HEPA filtration and Rotobrush agitation through the supply and return ducts, we reconnected and re-sealed both runs and rebalanced the registers. The blower motor amp draw came back into spec, and the filter no longer loads with grit in a matter of weeks. That’s the difference between cleaning a system and actually fixing it.
If your ducts haven’t been looked at in years, or you’ve noticed dust returning faster than it should after a cleaning, call (833) 630-3666. We’ll schedule a free estimate in Ontario and tell you exactly what your system needs, whether it’s a clean, a repair, or both.
Written by Russell Padilla, Owner at Duct Cleaning Rialto, serving Ontario and the Inland Empire.