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.
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 Air Duct Cleaning Cost in Palo Alto?
Air duct cleaning in Palo Alto typically runs $450 to $900 for a standard single-family home, and most jobs land in the $550 to $750 range. Larger homes with multiple HVAC systems, additions, or heavy dust buildup push past $1,000. Small condos and townhomes with a single compact system often come in closer to $350 to $450.
Those numbers reflect the 2026 Palo Alto market, where a mix of older Eichler-era ductwork, slab foundations, and larger two-story homes changes the scope of the work. The price you’ll pay depends on how many vents you have, how much debris is packed into the system, and whether any ductwork needs repair alongside the cleaning. We give free estimates so you’re working from a real number, not a phone guess.
Air Duct Cleaning Cost Breakdown (2026)
Most quotes combine a base service charge with per-vent pricing. Here’s what those line items look like in Palo Alto this year:
| Line Item | Typical Palo Alto Range |
|---|---|
| Base service charge (equipment setup, HEPA containment) | $150 – $250 |
| Per vent / supply register | $25 – $45 each |
| Per return register | $35 – $60 each |
| Main trunk line cleaning | $75 – $200 |
| Dryer vent cleaning (separate service) | $125 – $250 |
| Air duct repair (spot fixes, reconnection, sealing) | $200 – $800+ depending on scope |
| Coil / blower cabinet cleaning (add-on) | $100 – $225 |
| Filter upgrade (Honeywell or Aprilaire) | $80 – $300 installed |
Standard single-system homes are typically quoted on vent count. A 1,800-square-foot home with 12 to 14 registers sits in the mid-$600s once the base charge is included. What pushes the number up is either physical (more vents, multiple zones, tight crawlspace access) or condition-based (compacted debris, damaged flex runs, pets). What pulls it down is a smaller system, easy access, and a good first cleaning rather than a stubborn, neglected one.
We work with professional-grade equipment on every job. Rotobrush contact-cleaning systems do the dislodging, and Nikro HEPA negative-air machines hold the dust during the process so it doesn’t spread through your living room. That standard is part of what you’re paying for, and it’s why a real cleaning quote from us looks different from a $99 door-hanger coupon.
What Affects Air Duct Cleaning Pricing in Palo Alto
Two homes of the same square footage can land $300 apart. Here’s what drives the gap in Palo Alto specifically.
- Number of vents and systems. A single-story home with one furnace has a smaller quote than a two-story home with two air handlers and a dozen returns. Each zone adds equipment setup time and register work.
- Ductwork age and material. A lot of Palo Alto’s mid-century homes still have original rigid sheet-metal trunks feeding later-added sections of flex duct. Rigid metal cleans well; old, sagging flex with tears takes longer and often needs repair on the spot.
- Access. Crawlspaces and tight attic chases are common here, and getting the negative-air machine and hoses into position adds labor. Homes with clear attic access move faster.
- Debris load. A system cleaned every few years is a surface job. One that’s never been cleaned, or that ran during a remodel without filters sealed off, is a heavier job. Construction dust and drywall fines settle deep into the trunks.
- Pets. We see a fair number of homes with long-haired dogs and cats in the neighborhoods off Middlefield and University Avenue. Pet dander binds dust into a matted layer that takes more contact cleaning to break up.
- Local climate and pollen. Palo Alto’s spring pollen load and the dry, dusty late summers mean systems pull in a lot of fine particulate. Homes near the foothills above Stanford often run the AC or heat almost year-round, which keeps air moving through the ducts and moves debris through with it.
If you want to understand what a full cleaning actually involves beyond the price, our Air Duct Cleaning in Palo Alto page walks through the process step by step.
How to Save on Air Duct Cleaning
There’s no magic coupon here, but a few practical moves keep the bill reasonable without cutting corners on the work.
- Bundle the dryer vent. If you’re having the ducts cleaned, adding a dryer vent cleaning in the same visit usually costs less than booking it separately. It also matters for safety: lint buildup is a leading cause of home dryer fires, and a dedicated vent cleaning is a fire-prevention service, not a cosmetic one.
- Know your vent count before you call. Count the supply registers (the ones blowing air) and the returns (the larger grilles pulling air in). A quick count helps you compare quotes apples to apples and flags a low quote that only covers half the system.
- Don’t skip repair once you’re already open. If a duct run is disconnected or torn, fixing it during the cleaning visit is far cheaper than a second trip. We offer air duct repair as its own service, so you’re not referred out to another contractor or stuck waiting weeks.
- Upgrade filtration at the source. If allergies or asthma are the reason you’re cleaning, a Honeywell or Aprilaire filter upgrade helps the system catch more going forward, so the next cleaning is easier and the air stays cleaner between visits.
- Ask for a free estimate in writing. We quote on-site and in writing before we start. Call (833) 620-7085 and we’ll give you a real range for your home, not a phone figure.
Should You Clean Your Ducts or Replace Them?
In most Palo Alto homes, cleaning is the right call. Ducts are replaced when the sheet metal is rusted through, when flex runs are crushed or contaminated beyond cleaning, or when the layout is inefficient and you’re reworking the HVAC anyway. If the ductwork is structurally sound, cleaning and repairing it costs a fraction of a full replacement.
That’s where offering repair as a standalone service matters. Some cleaners inspect a system, find a disconnected run or a crushed flex section, and have no way to fix it, so the customer is left with a clean-but-leaky system. We close that gap: if we find damage during cleaning, we can quote and often complete the repair in the same visit. Customers with aging duct systems, allergy sufferers, or older residents especially benefit from getting the whole system into shape rather than cleaning around a known problem.
How Long Does Air Duct Cleaning Take?
A standard single-system Palo Alto home takes about two to four hours. Multi-zone homes or heavily soiled systems can run most of a day. A big part of that time is setup and containment: setting the Nikro HEPA negative-air unit, running hoses, and sealing the work area so dust doesn’t migrate into living spaces. Abatement Technologies equipment and Guardsman products in our workflow reflect the containment and protection standards used in professional remediation, which is the reason a thorough cleaning takes longer than a quick blow-through.
Dryer vent cleaning is usually a shorter add-on, often 30 to 60 minutes depending on the run’s length and how much lint has built up.
Why Palo Alto Quotes Vary So Much
You’ll see everything from a $99 coupon to a $1,200 quote for a similar-sounding home. The difference usually comes down to three things: equipment, scope, and whether repair is included in the thinking.
The companies that quote lowest often rely on consumer-grade blowers and skip containment, so dust goes back into the air. Our process uses Rotobrush brush-contact cleaning to dislodge compacted debris other methods leave behind, paired with HEPA-level capture so the debris leaves the system instead of settling into your rooms. That’s a different class of job, and it’s priced accordingly.
If you’d like to see how this compares across the region, our guides to air duct cleaning in San Jose and air duct cleaning in Mountain View cover nearby market pricing. Homeowners in Menlo Park, Los Altos, and Redwood City will find similar ranges, with Palo Alto running slightly higher on the older housing stock. You can start from our home page for the full service area.
Pricing by Home Type in Palo Alto
Palo Alto’s housing stock is unusually varied, and that affects what a cleaning costs.
- Condos and townhomes (single compact system): Usually $350 to $500. Fewer vents, one handler, easier access.
- Mid-century single-story (Eichler-style and similar): Often $500 to $700. Rigid metal trunks combined with later flex additions; occasional repair needs.
- Two-story single-family homes: Typically $650 to $950. Multiple zones and returns drive the number up.
- Larger homes with two systems or an addition: $900 to $1,200+. Two air handlers, more registers, longer setup.
Light-commercial spaces like small offices and clinics also fall within our scope, quoted on vent count and system layout. We don’t take on large industrial HVAC, but a small professional suite in downtown Palo Alto is well within what we handle.
Frequently Asked Questions About Air Duct Cleaning Cost
How much does air duct cleaning cost in Palo Alto?
Most Palo Alto homeowners pay between $450 and $900, with the average around $650. Small condos can land near $350 to $450, while larger multi-system homes run $900 to $1,200 or more. Call (833) 620-7085 for an exact quote based on your vent count; estimates are free.
Is it cheaper to clean or replace air ducts?
Cleaning is almost always cheaper: a full cleaning runs $450 to $900, while replacing ductwork can run several thousand dollars. Replacement only makes sense when the ducts are rusted through, crushed, or contaminated beyond cleaning. If your system is structurally sound, cleaning plus targeted repair is the better value. Call (833) 620-7085 and we’ll tell you honestly which you need.
How often should ducts be cleaned in Palo Alto?
Every three to five years for most homes, and every two to three years for households with pets, allergy sufferers, or a recent remodel. The dry, pollen-heavy climate here and near year-round HVAC use move debris through the system faster than in milder regions. Call (833) 620-7085 and we’ll help you judge your timing.
Does air duct cleaning include the dryer vent?
No, dryer vent cleaning is a separate service ($125 to $250), but bundling it with a duct cleaning visit usually saves you money. It’s worth treating as fire prevention, since lint buildup is a common cause of dryer fires. Call (833) 620-7085 to add it to your estimate.
Can you clean and repair ducts in the same visit?
In most cases, yes. If we find a disconnected run, torn flex, or crushed section during cleaning, we can quote and often complete the repair the same day. That single-visit approach saves you from paying twice for setup and labor. Call (833) 620-7085 to book an assessment.
What’s Actually Inside Your Ducts (and Why It Changes the Price)
When we open a system in Palo Alto, we’re looking at the same handful of things every time: settled dust and drywall fines in the trunks, pet dander matted into the flex runs, and often a thin layer of buildup on the blower cabinet and evaporator coil. How thick that layer is determines whether the job is a two-hour surface clean or a four-hour contact-cleaning session. Rotobrush brushes knock the compacted debris loose where a blower can’t, and the HEPA capture keeps it out of your air during the work. The dirtier the system, the longer it runs, and that’s the honest reason a neglected home costs more than one that’s maintained. It’s also why updating your cost expectations once every few years beats waiting until the system is overdue.
Book a Free Estimate
Price is the easy part to compare and the hardest to compare fairly. We give free, in-writing estimates based on your actual vent count and system condition, using professional-grade equipment on every job. Whether you want a duct cleaning, a dryer vent service, or a repair on ductwork another company cleaned and left alone, call (833) 620-7085 and we’ll get you a real number today. Learn more about the full range of services on our dryer vent cleaning in Palo Alto and air duct repair in Palo Alto pages, or check pricing for air duct cleaning in Cupertino and air duct cleaning in Sunnyvale.
Pricing reflects the Palo Alto market as of 2026. Air Duct Cleaning Palo Alto offers free estimates – call (833) 620-7085.
What Our Customers Say
"Told me straight that our ducts were in decent shape and didn't need doing every year like the mailer companies claim."
- Gilbert Garcia"Did the dryer vent while they were here for a small add on price. The dryer now finishes a load in one cycle instead of two."
- Ryan Delaney"Two guys, about three hours, plastic down at every register, and they wiped the vent covers before putting them back."
- Sarah Mercer