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 Air Quality & Sanitizing Cost in Renton?
Air quality and sanitizing service in Renton typically runs $450 to $1,200 for a whole-home duct cleaning and sanitizing visit, with most single-family homes landing between $550 and $850. Standalone dryer vent cleaning comes in around $120 to $220, and air duct repair adds $250 to $900 depending on the scope. The final price is set by the written estimate after we see the layout, the system, and how much has built up inside it.
We’re duct cleaning in Renton done with contractor-grade equipment: Rotobrush rotary brush systems, Nikro HEPA-rated extraction, and Abatement Technologies air scrubbers running on-site to contain what comes loose. That’s the difference between cleaning your ducts and moving dust from one room to another. Call (866) 942-6902 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Key Takeaways
- Whole-home duct cleaning with sanitizing in Renton: typically $450 to $1,200.
- Dryer vent cleaning alone: $120 to $220, and it’s a fire-safety service, not an add-on.
- Air duct repair (sealing, reconnecting, patching): $250 to $900 depending on how many runs are involved.
- Estimates are free, and the written estimate sets the final price. No service-call fee, no trip charge.
- Homes running Honeywell or Aprilaire equipment get a technician trained on those systems, not a generic duct sweep.
Air Quality & Sanitizing Cost Breakdown (2026)
Here’s how the numbers land for a typical Renton home. Every line reflects professional-grade equipment and a containment-first process, which is why the ranges sit above the $99 door-hanger quotes you’ll see around town. Those quotes usually buy a surface pass with a shop vac and no filtration. They don’t buy HEPA capture or a system that stops the dust from landing back on your furniture an hour later.
| Service | Typical Range | What It Covers |
|---|---|---|
| Whole-home duct cleaning | $350 – $750 | Rotary brush agitation of every accessible run, HEPA extraction, supply and return registers |
| Duct sanitizing (added to cleaning) | $120 – $250 | EPA-registered sanitizer applied to the duct interior after cleaning |
| Duct cleaning + sanitizing bundle | $450 – $1,200 | Full clean followed by sanitizing; the range reflects home size and number of runs |
| Abatement air scrubber containment | $75 – $150 | On-site HEPA air filtration running during service to capture airborne particulates |
| Dryer vent cleaning | $120 – $220 | Full lint removal from the vent run, plus airflow check; roof or long-run vents sit at the top |
| Air duct repair (per repair) | $250 – $900 | Reconnecting a disconnected run, sealing leaks, patching crushed flex, replacing a damaged section |
| Whole-home air quality system check | Included in estimate | Visual inspection of Honeywell or Aprilaire components during a cleaning visit |
A few things push the number up or down. Square footage matters most, because more runs means more brush time and more extraction. A single-story ranch in the Highlands cleans in a different timeframe than a two-story with a finished basement and a long trunk line. Accessibility is the second factor: crawlspace ductwork takes longer to reach than a clean attic run. Third is condition. Ducts that haven’t been touched in years, or that have visible buildup at the registers, need more agitation passes. Fourth is whether sanitizing gets added, which most homeowners choose after seeing what comes out of the first run.
On the repair side, the range is wide because the work is wide. One disconnected flex run behind a wall is a different job from sealing a dozen leaking joints in a trunk line. We quote repair per job on the estimate. We repair ducts, not just clean them, so a disconnected run gets fixed on the same visit rather than cleaned around.
What Affects Air Quality & Sanitizing Pricing in Renton
Renton sits in the Cedar River valley between the Cascades and Puget Sound, and the local climate shapes what ends up in your ducts. Wet winters and shoulder seasons mean the furnace or heat pump runs hard for months, pulling outside air and airborne moisture through the return. That’s a different buildup pattern than you’d see in a dry climate. Here’s what drives the price on a Renton job.
- Home age and duct material. Renton has a wide mix: mid-century homes in the Highlands and Kennydale with older galvanized or early flex duct, and newer builds in the Renton Highlands and Talbot Hill with tighter, better-sealed systems. Older systems often need more brush passes and more repair attention; newer systems clean faster but can have design issues that make certain runs hard to reach.
- Number of supply and return runs. A 1,400-square-foot home with 10 runs sits at the low end. A 3,200-square-foot home with 22 runs and two returns sits at the high end. This is the single biggest price lever, because brush and extraction time scale with the count.
- Access to the ductwork. Attic runs, crawlspace runs, and ductwork tucked behind finished ceilings all add labor. A home with accessible trunk lines and clean attic access quotes lower than one where the technician is working around a tight crawl.
- Whether sanitizing is included. Sanitizing is a separate step applied after cleaning, and it adds roughly $120 to $250. Skipping it keeps the price down, but it leaves the duct interior clean without the antimicrobial step. Most homeowners add it once they see the cleaning process, because the whole point is air quality, not just visible dust removal.
- Presence of Honeywell or Aprilaire equipment. If your home runs a whole-home media filter, humidifier, or fresh-air system from Honeywell or Aprilaire, the air quality hardware needs to be handled correctly during cleaning so it isn’t damaged and so the filter isn’t bypassed. We’re trained on both brands. On some jobs that means removing and reinstalling the filter housing carefully; on others it’s simply working around the equipment without disturbing it.
- Repair scope found during the cleaning. Disconnected runs, crushed flex, and leaky joints often turn up mid-job. We price repair separately and show you what we found before we do the work.
One thing that doesn’t raise the price: same-day scheduling. The estimate is free, the price is set per job, and urgent work isn’t billed at a premium. If your ducts need attention today, call and we’ll book the next opening, Sunday through Friday, 7am to 7pm.
What Happens During an Air Quality & Sanitizing Visit
Understanding the process is the best way to compare quotes. When one contractor says $99 and another says $700, the difference is in what actually happens in your home.
We start with a walkthrough. Every accessible register gets inspected, the trunk line gets checked, and we look at how the system is configured, including any Honeywell or Aprilaire equipment. Then the containment setup goes in: an Abatement Technologies air scrubber runs on-site, pulling airborne particulates through HEPA filtration rather than letting them recirculate into your living room. That containment step is the one most cheap quotes skip entirely.
With containment running, we agitate the duct walls with the Rotobrush rotary brush system, which is purpose-built for duct interiors and reaches the full circumference of each run. The Nikro HEPA-rated vacuum runs in tandem, capturing loosened dust and debris at the source. This is professional-grade equipment, not a shop vac with a logo on it. After extraction, we apply sanitizer to the duct interior if you’ve chosen that step, then reset every register and confirm airflow at each one.
If we find a disconnected run or a crushed section, we price the repair and can usually handle it on the same visit. That’s why we offer duct cleaning, dryer vent cleaning, and air duct repair as three service lines: the full lifecycle of your duct system, not just a one-time cleanout.
How to Save on Air Quality & Sanitizing
The biggest savings come from bundling the work rather than booking it piecemeal. A cleaning plus sanitizing visit quoted together costs less than booking them as two separate appointments, and the containment setup is shared. Here’s what actually moves the number down.
- Get the free estimate first. Call (866) 942-6902 and we’ll price the job on what your home actually needs, not a flat rate over the phone that gets revised on arrival. There’s no service-call fee and no trip charge.
- Bundle dryer vent cleaning with duct cleaning. Both jobs share setup time and equipment, so booking them together is cheaper than two visits. Dryer vent cleaning is a fire-safety service. Lint buildup in the vent run is a documented fire hazard, and cleaning it is one of the least expensive things you can do for home safety.
- Fix repair issues during the cleaning visit. If a run is disconnected or a joint is leaking, repairing it while the equipment is already on-site costs less than a separate trip.
- Clean before the heating season, not during it. Scheduling in late summer or early fall means the system gets a clean start when the thermostat flips over. It doesn’t change the price, but it means the dust you remove doesn’t get pulled through the system all winter.
- Ask about your Honeywell or Aprilaire filter separately. Replacing a media filter at the right interval is a low-cost step that extends the time between cleanings. We can point out when yours is due during the visit.
- Avoid door-hanger deals that don’t include containment. A cheap cleaning without HEPA filtration and containment can cost more in the long run because the dust ends up back in your air and on your surfaces. The quote that includes equipment and process is the one that delivers the result.
We don’t publish discounts or promo pricing. The estimate is free and the number you get is the number you pay. Call (866) 942-6902 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
FAQs – Air Quality & Sanitizing Cost
How much does air duct cleaning and sanitizing cost in Renton, WA?
Whole-home duct cleaning with sanitizing in Renton typically runs $450 to $1,200, with most homes landing between $550 and $850. The range reflects square footage, number of runs, accessibility, and whether repairs are needed. Call (866) 942-6902 for an exact quote. Estimates are free, and the written estimate sets the final price.
Is it cheaper to clean or replace ductwork in Renton?
Cleaning is almost always cheaper when the ducts are structurally sound: cleaning runs $350 to $750, while full duct replacement is a much larger project that requires opening walls. We recommend replacement only when ductwork is crushed beyond repair, contaminated by a specific hazard, or improperly sized for the system. A cleaning visit with a repair scope usually covers the middle ground. Call (866) 942-6902 and we’ll tell you honestly which side of that line your system is on.
How much does dryer vent cleaning cost in Renton, WA?
Dryer vent cleaning in Renton typically costs $120 to $220. Roof vents and long horizontal runs sit at the top of that range because they take more time to clear fully. It’s the least expensive service we offer and the one with the clearest safety case, since lint buildup in the vent is a fire hazard. Call (866) 942-6902 for a free estimate.
Why is a $99 duct cleaning quote so much cheaper?
A $99 quote usually means no HEPA extraction, no containment, and a surface pass that leaves most of the debris in place. Proper cleaning runs $450 to $1,200 in Renton because it includes professional-grade equipment: a Rotobrush rotary brush system, Nikro HEPA-rated vacuum, and Abatement Technologies air scrubbers running to contain what comes loose. Ask any contractor what equipment they use and whether containment is included. The answer tells you what you’re actually buying. Call (866) 942-6902 to compare on process, not just price.
Does air duct repair cost extra on top of cleaning?
Yes. Air duct repair is priced separately and typically runs $250 to $900 depending on scope. Disconnected runs, crushed flex, and leaking joints are quoted per repair after we see what’s involved, and we show you the scope before doing the work. When the repair happens during a scheduled cleaning, there’s no separate trip. Call (866) 942-6902 for a free estimate on both.
Does a Honeywell or Aprilaire system change the price?
Not by much, but it can. Homes running Honeywell or Aprilaire whole-home air quality equipment need a technician who knows how to work around those components without bypassing or damaging them. We’re trained on both brands, so the filter housing, humidifier, or fresh-air intake gets handled correctly during cleaning. In some cases this adds $0 to $75 to a visit; in others it’s included in the base quote. Call (866) 942-6902 for a free estimate and mention your equipment.
Should I clean my ducts before or after replacing my HVAC system?
After. Cleaning before a new system goes in can leave debris that the installation disturbs again. Cleaning right after installation, and especially after any duct modifications, removes construction dust and metal shavings that would otherwise get pulled into the new equipment. The cost is the same either way: $450 to $1,200 for the whole-home clean. Call (866) 942-6902 to book it around your install schedule.
Why We Use Contractor-Grade Equipment
Air quality work is a process business. The machine on the end of the hose determines whether dust leaves your home or just moves from one room to the next. That’s why we run Rotobrush rotary brush systems and Nikro HEPA-rated extraction on every cleaning, with Abatement Technologies scrubbing the air on-site so dislodged particulates get captured, not recirculated. It’s the same category of equipment used on larger commercial jobs, scaled for a residential system.
The other half of the process is knowing the hardware inside your home. Homes running Honeywell and Aprilaire systems have specific filtration and airflow components that generic duct cleaners often treat as obstacles. We treat them as part of the job. If your media filter is due for replacement or your humidifier needs a check while we’re there, we’ll tell you what we see.
We offer three service lines: air duct cleaning, dryer vent cleaning, and air duct repair. That’s deliberate. Duct systems fail and get dirty on the same timeline, and a company that only cleans can’t fix what it finds. We repair ducts, not just clean them. If that matters for your next visit, you can read more about how we approach Renton homes and the local climate. Our technicians have up to 12 years of experience with these systems.
Get a Free Estimate in Renton
If you’ve been quoted a price that seems too low to be real, it probably is. If you’ve been quoted a price that seems high, you deserve to know exactly what it buys: which equipment, which steps, and which brand of system the technician actually knows. We give you the full scope in writing before any work starts, for free.
Call (866) 942-6902 to set up your estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. We’re closed Saturday. Whether you need a full duct cleaning with sanitizing, a dryer vent cleaned out, or a disconnected run repaired, we’ll walk you through the range over the phone and confirm the exact price on the estimate.
Pricing reflects the Renton market as of 2026. Duct Cleaning Renton offers free estimates. Call (866) 942-6902.
Written by the team at Duct Cleaning Renton.
What Our Customers Say
"Fair price and thorough work. They ran about an hour and a half past the estimated finish time, so don't schedule anything tight after."
- Steve Miller"Two guys, about three hours, plastic down at every register, and they wiped the vent covers before putting them back."
- Eric Park"They photographed every return and supply before starting and sent me the file afterward. No upsell to a sanitizing treatment I didn't need."
- Ryan Reed