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 Walnut Creek
Air duct cleaning in Walnut Creek homes typically runs $325 – $585 for a full system, and most jobs are finished the same day. We work in the Diablo Valley’s older two-story houses where 1960s – 1990s flexible duct runs hide crushed sections and decades of buildup. Call (855) 382-9257 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Our technicians know Walnut Creek by its ductwork, not just its streets. We drive the same corridors from downtown near BART up toward the Mount Diablo foothills, and we know what tends to fail inside those attics before we even set the ladder. Frank Peralta built this company in 2012 around a simple idea: a duct cleaning job that finds a broken duct is only half done. So we bring camera inspection gear, repair parts, and the training to fix what we find. That is the difference between getting your ducts cleaned and getting your duct system working.
Why Walnut Creek Homeowners Call Duct Cleaning Castro Valley for Air Duct Cleaning
We are not the newest name in town, and we are fine with that. Frank Peralta has been in the trade since before the company existed in 2012, and the crews he built treat every Walnut Creek attic and crawlspace like it belongs to a neighbor. Homeowners here tend to ask questions. Specific ones. What kind of filter does the Nikro HEPA unit use? Will the Rotobrush head reach the short rigid runs in a 94596 condo? We answer those questions plainly because the equipment is ours and the knowledge is real.
Response time to Walnut Creek runs short. Our shop is in Castro Valley, so getting from the 580 corridor into the Diablo Valley is a straight drive. We dispatch Sunday through Friday from 7am to 7pm, and the schedule usually has room for a same-day call. When a homeowner in the 94598 foothills woke up to smoke odor in the return grilles after a Diablo wind night, we were able to get a tech out that same week, inspect the attic flex runs, and get the system sealed and cleaned.
Walnut Creek customers tell us the same thing in reviews: the before-and-after camera footage matters. You get to see what came out of your ducts and what the sealed run looks like afterward. No vague claims. A written estimate sets the price before any work starts, one flat rate per system, agreed upfront.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Vent Cleaning in Walnut Creek
Vent cleaning in Walnut Creek addresses the supply and return register side of the system, the grilles and boots you see in the ceiling or wall, plus the first few feet of visible duct behind them. Here, those returns tend to collect a fine gray film from wildfire smoke season, especially in the hillside ZIPs of 94595 and 94598, where a September or October Diablo wind can push ash into the home overnight.
We clean vents as part of the full air duct cleaning process, not as a separate superficial wipe-down. The Rotobrush agitation head knocks debris loose inside the accessible duct, and the Nikro HEPA-filtered vacuum pulls it into containment. The Abatement Technologies unit holds negative pressure so dislodged particles do not recirculate through the living room while we work.
When to Call for Vent Cleaning
If you see dust streaking on the wall below a supply vent or notice a musty smell when the system kicks on, the duct interior is the likely source. In Walnut Creek’s long cooling season, conditioned air moves through those runs for hundreds of hours, which means deposits build steadily. A quick inspection with our camera tells us whether you are looking at ordinary debris or something structural.
What Vent Cleaning Costs in Walnut Creek
A vent and register cleaning as part of a full system job falls within the same $325 – $585 range. Standalone vent cleaning, where no trunk line or return work is needed, typically runs $150 – $250 in this area. The written estimate is the final word, and it is free.
Ductwork Cleaning in Walnut Creek
Ductwork cleaning in Walnut Creek is the deeper job: supply and return trunk lines, branch runs, and plenums. For homes built from the 1960s through the 1990s in the Diablo foothills, those runs are often long flexible ducts that have sagged, kinked, or disconnected under decades of thermal cycling. Cleaning without inspecting those runs first misses the actual problem.
Our process starts with a camera pass. We need to know what the duct interior looks like before a brush ever goes in. Then the Rotobrush rotary system dislodges debris while the Nikro extraction unit pulls it out under negative pressure. Abatement Technologies containment keeps the dust we remove from becoming dust you breathe. After cleaning, we show you the camera footage.
Duct Repair and Sealing During the Job
If the camera finds a crushed flex run, a disconnected joint, or a gap that is pulling attic air into the system, we say so and quote the repair before touching it. Ductwork cleaning in Walnut Creek should end with a sealed system, not just a cleaner pile of debris inside a broken one. This is the full air duct cleaning standard we have held since 2012.
Typical Ductwork Cleaning Pricing
Full ductwork cleaning in a two-story Walnut Creek home with 15 – 25 vents runs $425 – $585. Condos near downtown with shorter rigid runs and fewer vents typically fall in the $325 – $450 range. Repairs are quoted separately and approved before work proceeds.
Trusted Brands We Service in Walnut Creek
Most Walnut Creek homes carry Honeywell filters at the air handler, and we work around those daily. We also see Aprilaire media cabinets and Guardsman UV and filtration products on higher-end systems in the hillside homes. Rotobrush agitation, Nikro HEPA extraction, and Abatement Technologies containment are our own equipment stack, because the job quality starts with the tools. When a Honeywell filter housing is cracked or an Aprilaire cabinet is misaligned, we can address it during the cleaning visit rather than telling you to find someone else. That is the whole point of one crew for the entire ventilation system.
Common Air Duct Cleaning Problems We See in Walnut Creek Homes
- Crushed flexible duct runs in hillside attics. The 1960s – 1990s two-story homes in 94595 and 94598 have long flex runs that sag between trusses. Rats, storage boxes, and old AC replacements crush them flat, and the only way to see it is a camera.
- Disconnected joints feeding attic air into the home. Older duct tape adhesive fails after thirty years. A disconnected return pulls 140-degree attic air in summer and dirty insulation particles year-round, and the system runs harder without ever fixing the temperature.
- Smoke odor and ash residue after Diablo wind events. September through November offshore winds push wildfire smoke from the Sierra foothills into the Diablo Valley. It settles against the foothills and gets drawn into return grilles, embedding odor into dust and insulation inside ducts.
- Overlooked shared HVAC in downtown condos. The 94596 core near Walnut Creek BART has short rigid-duct systems that seem low-maintenance. They collect debris fast in a small space, but access panels in shared walls make them easy to skip for years.
See the difference
Before
After
Before
After
Before
AfterPricing for Air Duct Cleaning in Walnut Creek, CA
Full system duct cleaning in Walnut Creek typically runs $325 – $585. The spread reflects house size, vent count, and whether you are in a large hillside two-story or a downtown condo. A smaller 94596 condo with short rigid runs and 8 – 10 vents usually lands around $325 – $400. A 94595 or 94598 two-story with two systems and 20-plus vents lands closer to $500 – $585. Repair work, if our camera finds a crushed run or gap, is quoted separately and approved before any work begins. The estimate is free, and the written price is the price. Call (855) 382-9257 and we will set an inspection time.
We Also Serve Cities Near Walnut Creek
Our crews run the same equipment and the same process in Walnut Creek and the surrounding Diablo Valley towns. We cover Lafayette and Moraga to the west, Danville and San Ramon to the south, and back out through Castro Valley along the 580 corridor. Same standards, same camera pass, same before-and-after footage.
Serving Walnut Creek, CA – Our Local Coverage Area
We serve Walnut Creek and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs About Air Duct Cleaning in Walnut Creek
Walnut Creek’s September through November Diablo wind pattern pushes smoke from Sierra foothill fires into the Diablo Valley, where it settles against the foothills and gets pulled into return-air grilles, especially in hillside homes in 94595 and 94598. That smoke deposits fine ash and odor into the duct lining. Standard cleaning removes the debris, but if the ducts have gaps or disconnected runs, the smoke odor returns as soon as the system cycles attic air. We inspect for those gaps as part of the job. Call (855) 382-9257 for a free estimate.
We find taped joints that have failed, crushed flex runs hidden in attic insulation, and disconnected returns pulling unfiltered air into the system. These are common in 1960s – 1990s two-story homes. The camera inspection shows exactly what is there before and after. We repair what we find rather than cleaning around it.
Yes, when the odor is coming from duct interiors. The Rotobrush agitation dislodges smoke-laden dust, and the Nikro HEPA extraction pulls it into containment so it does not recirculate. If the odor has soaked into insulation or drywall, we will tell you that too, because no duct cleaning can fix what is not in the ducts.
Because the older hillside homes in 94595 and 94598 have flexible duct runs that sag, kink, and separate over time. A clean duct with a gap in it is still pulling attic air. Sealing those leaks is what makes the system actually deliver the air you are paying to heat and cool. We quote any sealing work separately and get your approval before doing it.
Yes. The 94596 downtown core has newer condos and townhomes with short rigid-duct runs and sometimes shared HVAC chases. Those short runs fill up fast with fine debris, and access can be tighter than in a suburban attic. We bring the same negative-pressure setup but adapt the work to the tighter mechanical closets and access panels.
Key Takeaways for Walnut Creek Homeowners
- Full system air duct cleaning in Walnut Creek typically costs $325 – $585, with condos at the lower end and hillside two-story homes at the upper end.
- Wildfire smoke from Diablo wind events embeds ash and odor into ducts, especially in 94595 and 94598 hillside homes.
- Crushed and disconnected flex runs are the most common structural problem we find in 1960s – 1990s Walnut Creek houses.
- We clean, inspect with a camera, and repair what we find, before showing you the footage.
- Call (855) 382-9257. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
What Happens When You Call
You reach a real person, not a call center. We ask about the home, the system, and what you are noticing. Then we set a dispatch window that works for you. A tech arrives, walks the system, and puts a camera down the supply and return runs before recommending anything. You get a written estimate. One flat price per system. If the camera reveals a repair need, you approve it first. The work is done with Rotobrush agitation, Nikro HEPA extraction, and Abatement Technologies negative-pressure containment. You see before-and-after footage of your own ducts.
Call (855) 382-9257 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Written by Frank Peralta, Owner at Duct Cleaning Castro Valley, serving Walnut Creek since 2012.