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.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
See the difference
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After
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AfterHow Much Does Duct Repair & Sealing Cost in Santa Rosa?
Duct repair and sealing in Santa Rosa typically costs $450 to $1,800 for most homes, with small single-leak sealing jobs starting around $250 and extensive repairs on older forced-air systems running up to $3,500. The number that matters most is how much of your ductwork is actually compromised – not how big your house is. A house with three disconnected joints in the attic costs far less to fix than a house with crushed flex runs and failed plenum connections behind the air handler.
We diagnose first, quote second, and never price a repair before we know what’s failing. Our technicians have up to 14 years of experience, we work with commercial-standard equipment, and every estimate is free. Call (855) 929-1609.
Duct Repair & Sealing Cost Breakdown (2026)
Here’s what the work breaks down to in the Santa Rosa market for 2026. Ranges assume a typical single-story or two-story home with a standard forced-air system, accessible attic or crawlspace ductwork, and repairs to the supply and return side of the system.
| Service | Typical Cost Range | What It Covers |
|---|---|---|
| Sealing a single disconnected joint or leak | $250 – $450 | Mastic or foil-tape sealing at one accessible joint, collar, or boot |
| Sealing multiple leaks (5-10 points) | $450 – $850 | System-wide joint sealing, boot sealing at register openings, and plenum work |
| Replacing one flex duct run | $350 – $700 | New insulated flex run, properly supported and sealed at both ends |
| Replacing multiple runs | $800 – $1,800 | Full replacement of two to five runs, including support and re-sealing |
| Plenum and main trunk repair | $900 – $2,200 | Sheet metal or duct board repair at the air handler and main trunk line |
| Duct sealing with aerosol or mastic (whole system) | $1,200 – $2,400 | Comprehensive sealing across the full distribution system |
| Full ductwork repair with replacement sections | $2,000 – $3,500 | Combination repair and replacement across multiple damaged sections |
What Drives Cost Up or Down
The biggest cost driver is access. Ductwork in an open, walkable attic is fast to reach and fast to fix. Ductwork that runs through tight crawlspaces, behind finished walls, or buried under insulation takes longer and sometimes requires opening the ceiling. That labor difference shows up directly in the estimate.
The second driver is duct age and material. Older rigid sheet metal systems develop seam separation and joint failure; that’s usually fixable with sealing. Crushed or torn flex duct usually needs replacement, which costs more because the run itself has to come out. Third is how much of the system is involved: one bad joint is a small job, but a system with ten or more failure points is a different job entirely.
What Affects Duct Repair & Sealing Pricing in Santa Rosa
- Attic vs. crawlspace vs. in-wall access. Santa Rosa homes vary widely in how their ductwork was routed. Attic ducts are easiest to work on. Crawlspace ducts require more time and sometimes a helper. Ducts running through walls or under floors cost the most because accessing them often means opening a surface.
- Number of failure points. A leaky joint at one register boot is a quick fix. A system with failures at the plenum, the main trunk, and half the branch runs is priced by the scope of repair, not by a flat fee.
- Duct material. Rigid sheet metal with failed seams can often be sealed. Flex duct that’s crushed, torn, or sagging needs replacement, and replacement runs carry a higher per-foot cost.
- Age of the system and previous installs. Older homes in older Santa Rosa neighborhoods sometimes have duct systems with prior repairs stacked on top of each other. Those take longer to sort out and quote accordingly.
- Whether cleaning is needed first. If the duct system is loaded with debris and the repair involves cutting into the ducts, we clean the affected sections first so the repair holds and the system doesn’t push debris back into your living space. That affects cost.
- Whether repairs are part of a larger air quality scope. If you’re also adding a whole-home filter or working with duct cleaning Santa Rosa services at the same time, we price the repair and the cleaning together so the labor isn’t duplicated.
How to Save on Duct Repair & Sealing in Santa Rosa
You can’t avoid the cost of a genuinely failing duct system, but you can keep the number down by catching problems before they spread.
- Get the whole system diagnosed, not just the leak you noticed. One leak usually means there are others. A single diagnostic visit that maps the whole system almost always costs less than three separate trips to chase failures as they surface.
- Repair before you replace. A lot of systems that get quoted as “full replacement” can be repaired and resealed for a fraction of the cost. Ask specifically whether the failed sections are repairable. Our Santa Rosa repair service is quoted that way – repair first, replace only what’s actually broken.
- Bundle cleaning with repair when it makes sense. If the ducts are loaded with debris, cleaning the affected sections before sealing means the repair holds and re-contamination in your living space drops. Doing the two together saves on mobilization and inspection time.
- Ask for the free estimate in writing. Get line items, not a single lump sum. You should know exactly what each repair point costs.
- Don’t skip the dryer vent. If we’re already on-site for duct work, adding dryer vent cleaning is one of the more practical calls you’ll make that day. A restricted dryer vent is a fire hazard, and it’s a service plenty of duct cleaners won’t touch.
Every estimate we write is free. Call (855) 929-1609 to schedule one.
FAQs – Duct Repair & Sealing Cost in Santa Rosa
How much does duct repair cost in Santa Rosa?
Duct repair in Santa Rosa typically runs $450 to $1,800 for most homes, with whole-system repairs reaching $2,000 to $3,500. The final number depends on how many failure points exist, where the ductwork is located, and whether flex runs need replacement or just resealing. Call (855) 929-1609 for a free estimate – our written quote sets the final price.
Is it cheaper to repair or replace ductwork?
Repair is almost always cheaper. Sealing and repairing a system with multiple leak points typically costs $450 to $2,200, while replacing the full duct system usually starts well above that. The right call depends on whether the duct runs are structurally intact or physically crushed. Call (855) 929-1609 and we’ll diagnose which category your system is in before we quote.
Can you come today for a duct repair estimate?
Yes. We offer same-day estimates for duct repair in Santa Rosa when scheduling allows, and every estimate is free. Call (855) 929-1609. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
How much does duct sealing cost?
Sealing a single disconnected joint typically costs $250 to $450. Sealing multiple leaks across the system usually falls between $450 and $850. Whole-system sealing with mastic or aerosol methods runs $1,200 to $2,400. Call (855) 929-1609 for an exact quote on your system.
How do I know if I need duct repair or just cleaning?
If your ducts are dirty but the joints are intact, you need cleaning. If airflow at registers is weak, if you see dust streaks near boots, or if rooms heat and cool unevenly, the system is leaking and repair comes first. A diagnostic visit tells you which one you’re facing. Call (855) 929-1609 – we answer 24/7 and can schedule a free estimate.
Why Repair Matters More Than Cleaning Alone
Duct cleaning removes what’s already in the system. Duct repair keeps what shouldn’t be in the system from getting in at all. A leaking duct system pulls attic air, insulation fibers, and dust back into your living space at every joint that’s failed – and dirty ducts are the symptom, not the cause.
That’s why our duct cleaning Santa Rosa scope includes repair as a standalone service. When we clean, we inspect. When we find failures, we quote the repair. When you book both, the sequence is: clean the affected sections, repair the system, then verify airflow. We use Rotobrush contact-vacuum brush systems to clean, Nikro HEPA-filtration equipment so contaminants get captured and don’t recirculate, and Abatement Technologies negative-air machines when containment is needed. That’s the same standard of care used in remediation work, and it’s why a cleaned-then-repaired system holds its performance.
We also work with Honeywell and Aprilaire indoor air quality systems. If your repair visit is already opening the ductwork, adding a whole-home filter or UV component at that point makes more sense than scheduling a second visit later. And if your dryer vent hasn’t been touched in years, we handle that too, on the same call.
If you’re in Santa Rosa and you’ve noticed weak airflow, dust around registers, or rooms that never quite heat or cool the way they should, get a professional diagnosis. Repairs priced without a diagnosis are guesses. Call (855) 929-1609 for a free estimate.
Pricing reflects the Santa Rosa market as of 2026. Duct Cleaning Santa Rosa offers free estimates – call (855) 929-1609.
Written by the team at Duct Cleaning Santa Rosa.
What Our Customers Say
"My wife's allergies had been bad in this house since we moved in. It's been two months since they did the ducts and it's noticeably better. Not a miracle, but real."
- Carlos Rodriguez"Job was done well and the house smells better. There was some dust knocked loose around a couple of the registers that I had to wipe down afterward."
- Jeff Pruitt"Quoted per system rather than the bait and switch per vent pricing everybody else in town uses. The number I was told on the phone was the number on the invoice."
- Andres Martinez