HVAC Cleaning Cost - One Price Per System, Agreed Before We Start

Whole-home duct cleaning

Dryer vent cleaning

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Whole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents

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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.

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How Much Does HVAC Cleaning Cost in Austin?

HVAC cleaning in Austin typically costs between $380 and $720 for a full-system air duct cleaning of a standard single-family home, with most homeowners paying right around $480. Dryer vent cleaning runs $90 to $160 as a standalone service. The final price depends on the number of vents, how long it’s been since the last cleaning, and whether your system has more than one return or an attic-mounted unit.

Those are real numbers for the Austin market in 2026, and they’re what you should expect to see from a company that gives you a written price before work starts. If someone quotes you $99 for a whole-house duct cleaning over the phone, that’s a bait price. You’ll see the real number after the technician arrives and finds “complications.” At Kestrel Air Duct Austin, we put the price in writing before a single vent is touched. No door-step revisions. No surprises.

For a deeper look at how we approach the work itself, see our HVAC Cleaning in Austin page.

HVAC Cleaning Cost Breakdown (2026)

Here’s what the Austin market looks like right now, broken down by service type. These ranges reflect what reputable, equipment-owning companies charge. They’re not the cheapest numbers you’ll find, and they’re not the inflated ones either.

Three things push these numbers up or down more than anything else.

First, the number of vents and returns. A 1,200-square-foot ranch with 8 supply vents and one return sits at the low end. A 3,200-square-foot two-story with 18 supply vents, two returns, and a long attic trunk line sits at the top. Second, access. If your furnace is in a tight closet or your ducts run through a low-clearance attic with blown-in insulation everywhere, the work takes longer. Third, condition. A system that hasn’t been touched in 10 years, or one in a home that just finished a remodel with drywall dust everywhere, requires more passes with the equipment. That’s honest additional labor, not a padded invoice.

What should not change the price: how nice your neighborhood is, how new your car looks in the driveway, or whether you seem like the type to negotiate. We don’t price that way, and the Kingswell Guarantee says we never will. The written price you get before the job is the price you pay when the job is done. That’s the whole arrangement.

What Affects HVAC Cleaning Pricing in Austin

• Number of vents and returns. This is the single biggest driver. Each supply register and return grille requires individual brush agitation and negative-air extraction time. A home with 10 vents costs less to clean than the same home with 18, all else equal.
• Time since last cleaning. If your ducts haven’t been cleaned since the house was built, or if it’s been 8+ years, the debris load is heavier. More passes with the rotary brush. More time on the job. More cost.
• Recent renovation or remodel. Austin has no shortage of flips and remodels right now. Drywall dust, sawdust, and paint overspray settle in ducts and bond to the duct walls. Post-renovation cleanings often take 30 to 50 percent longer and cost accordingly.
• Austin’s dust and pollen load. Cedar pollen season hits hard in January and February, and oak follows in the spring. Homes in neighborhoods with heavy tree cover, like Allandale, Crestview, and areas west of Mopac up toward the Balcones Canyonlands, pull more pollen into the system. We see filters loaded solid in six to eight weeks during peak season. More debris in the ducts means a more involved cleaning.
• Attic versus basement or closet systems. Most Austin homes have attic-mounted systems because basements are rare here. Attic work in July and August is hot, slow, and physically demanding. The labor cost reflects that. It’s not an excuse to inflate the price; it’s reality. A company that quotes the same labor rate for a shaded garage-mounted unit and a 140-degree attic in August is cutting corners somewhere.
• Pets and occupant density. Two large dogs and four people shed more skin cells and dander than a single occupant with no pets. Pet hair embeds in the duct line, especially near returns. Homes with multiple pets often need a deeper initial clean and shorter intervals between cleanings.

One more factor worth naming plainly: the equipment the company uses. A technician with a shop vac and a drill attachment is not doing the same job as a technician running a Rotobrush rotary brush system for agitation and a Nikro negative-pressure unit to extract what the brush knocks loose. The second one costs more and is actually worth paying for. We use professional-grade Rotobrush, Nikro, and Abatement Technologies equipment on every job. The Abatement Technologies HEPA filtration unit runs during the cleaning to keep loosened particles from drifting into your living space. That’s the difference between a duct cleaning that stirs things up and one that actually removes the material.

How to Save on HVAC Cleaning

Saving money on this service doesn’t mean finding the lowest bidder. It means not paying twice, not getting a bait price that doubles at the door, and not needing another cleaning 12 months later because the first one was incomplete.

Here’s what actually keeps your cost down over time:

• Change your filter on a schedule. A clean filter catches more debris before it enters the duct system. Austin’s allergy seasons are brutal, so during cedar and oak season, check the filter monthly. The less debris in the ducts, the faster and less expensive the next cleaning will be.
• Ask for a written price before the appointment starts. Not an estimate. A price. At Kestrel Air Duct Austin, you get the number in writing before we begin, and it doesn’t change at the door. If a company won’t put the number in writing before work begins, that’s the most expensive quote you’ll ever receive.
• Know your vent count before you call. Walk the house and count the supply registers and returns. When you call (254) 848-6913, tell us the number. It lets us give you a tighter price range over the phone, and it tells the technician what to expect. No games, no vague “we’ll see when we get there” pricing.
• Consider the dryer vent at the same visit. If we’re already at your home for duct cleaning, adding a dryer vent cleaning is less expensive than scheduling it separately. The travel time is already spent. The equipment is already unloaded. Ask about bundling when you call.
• Don’t wait until the system is visibly dirty. If you can see dust accumulating around your supply registers, you’re seeing the exhaust end of a problem that’s worse inside the ducts. Cleaning before it gets severe is faster and less labor-intensive. Same logic applies to your vehicle, your teeth, and your dryer vent.

And the simplest cost-saving step: call for a free estimate. Call (254) 848-6913 and we’ll walk through your home’s specifics, give you a realistic price range over the phone, and schedule the visit. You pay nothing for the estimate, and the number we put in writing is the number you pay if you decide to go ahead.

FAQs – HVAC Cleaning Cost in Austin

How much does air duct cleaning cost in Austin?

Air duct cleaning in Austin generally runs $380 to $720 for a single HVAC system in a standard home. Two-system homes run $650 to $1,050. The price covers all supply ducts, returns, trunk lines, registers, and grilles, using professional rotary brush agitation and negative-air extraction.

Is HVAC cleaning worth the money?

In most cases, yes, especially in Austin. The cedar and oak pollen seasons load your ducts with more debris than the average American home sees in a full year. A cleaning that removes built-up pollen, pet dander, and construction dust from your ductwork means your HVAC system pushes cleaner air through the house. The return on investment is better air quality, not energy savings. If you’ve never had your ducts cleaned and your home is more than five years old, the debris load is real. Call (254) 848-6913 for a free estimate and we’ll tell you honestly what’s in your system and whether cleaning is warranted. We don’t sell cleanings to homes that don’t need them.

How much does dryer vent cleaning cost separately?

Dryer vent cleaning costs $90 to $160 as a standalone service in Austin. The job includes the full run from the dryer to the exterior termination point, a lint trap bypass to clean the trap housing properly, and an airflow test once the line is clear. If the vent hasn’t been cleaned in three or more years, the clogged lint is also a fire hazard. We consider this the most important $100 a homeowner can spend for safety.

Can you come the same day?

Often, yes. Our Austin schedule fills up during cedar season in January and February, but we hold same-day slots for dryer vent cleanings and emergencies. For a full HVAC cleaning, we can usually get to you within 24 to 48 hours. Call (254) 848-6913 and a live person answers, any time of day. We’ll tell you the first available window, and then we’ll show up within it. The Kingswell Way says show up in the window we gave. That’s the standard, not the exception.

Is the 365-Day Done Right Promise actually written down?

Yes. Every Kestrel Air Duct Austin job comes with the 365-Day Done Right Promise in writing. If the work falls short within the guarantee period, we return and make it right at no charge. What falls short means: debris left in ducts that we should have removed, registers not reinstalled correctly, a filter housing damaged or left loose, or a dryer vent that’s still not pulling proper airflow. You call us, we schedule the return, and we fix it. No arguing. No re-inspection games. The Kingswell Guarantee has been the same since 2004, and it’s written on every job document we hand you.

Written by Dale Whitmore, owner of Kestrel Air Duct Austin. Dale has been running Kestrel’s Austin operations under the Kingswell Guarantee since 2004, and stands behind every written price and every completed job with the 365-Day Done Right Promise. Pricing reflects the Austin market as of 2026. Kestrel Air Duct Austin offers free estimates. Call (254) 848-6913 to get the price in writing before any work begins.

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