HVAC Cleaning Cost - One Flat Price, Before-and-After Photos

Every visit starts with

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

Worth knowing

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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Before & after – our own jobs

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How Much Does HVAC Cleaning Cost in Round Rock?

HVAC cleaning in Round Rock, TX typically costs between $299 and $699 for a standard single-family home, with most jobs landing around $400 to $500 when the system is maintained on a reasonable schedule. Larger homes, heavily contaminated ductwork, or systems that haven’t been cleaned in more than five years will push that number higher. At CleanRun, every price is written down before any work starts – no estimate delivered over the phone, no “we’ll let you know when we’re done.”

HVAC Cleaning Cost Breakdown (2026)

HVAC cleaning in Round Rock costs between $299 and $699 for most single-family homes in 2026. The range is real and reflects what we actually invoice in this market – not a national average pulled from somewhere generic. Here’s how the line items break down.

A typical Round Rock household – say a 2,200 square foot home in Teravista or Forest Creek, built between 2005 and 2018, with two pets and the original flex duct still in place – will likely land between $450 and $550 for a full HVAC cleaning including the evaporator coil and blower housing. That’s not a ballpark. That’s what the camera shows us and what the written price reflects before a panel comes off.

What drives the number up: more duct runs, more air handlers, years of deferred maintenance, and debris that has compacted at the elbows (the camera picks this up on the first pass). What keeps it lower: a system cleaned within the last three years, a single-story layout with short straight duct runs, and no evidence of microbial growth or animal intrusion.

We run negative-pressure extraction on every job – that means the system is placed under controlled suction so debris pulled off duct walls goes into the collection unit, not back into your living space. The equipment used includes Rotobrush agitation heads, Nikro negative-air machines, and Abatement Technologies HEPA-filtered collection systems. These are trade-recognized tools, not shop vacs with a logo on them. You can look any of those names up before agreeing to a price.

What Affects HVAC Cleaning Pricing in Round Rock

Six factors move the price more than anything else in this market. Each one is something we can show you in the camera footage rather than explain verbally.

• Home size and duct count: Larger homes in HVAC Cleaning in Round Rock service area – particularly the newer construction in settlements like Siena and Reunion Ranch – often run 20 or more supply and return registers across two stories. Each additional duct run adds time and material. The written price accounts for an exact count, not an estimate of the count.
• Number of air handlers or HVAC zones: Many Round Rock homes built after 2010, especially in the 2,500 square foot and above range, run two separate air handlers – one per floor. A dual-zone system requires the technician to clean two evaporator coils, two blower assemblies, two plenums, and the separate duct networks connected to each unit. That’s genuinely more work and is priced accordingly.
• Time since last cleaning: Central Texas chalk and clay dust accumulates in flex duct at a rate that surprises most homeowners when they see the before photograph. A system that hasn’t been cleaned in seven or eight years often has visible debris build-up at the first elbow after the plenum. The camera documents this before we quote any surcharge – you’ll see it in the footage, not hear about it from the technician.
• Duct material and condition: Rigid sheet metal ductwork cleans faster and more completely than older flexible duct. Flex duct – which is standard in most Round Rock builder-grade construction from the 1990s through the early 2010s – has an accordion-like interior that holds debris in the ridges. If the flex duct is also partially collapsed or kinked (something we find regularly in attic runs exposed to Round Rock’s extreme summer heat), cleaning takes longer and may reveal a repair that needs its own written scope.
• Presence of pets, recent construction, or renovation: Pet dander and construction dust are the two fastest ways to compact debris in a duct system. Homes in Round Rock that hosted a kitchen remodel or addition in the last two years often show drywall dust layered throughout the supply runs – the camera picks it up clearly. This doesn’t automatically mean a higher price, but it means the job takes longer and the footage tells the story.
• Round Rock’s climate and attic temperatures: This is specific to this market. Attic temperatures in Round Rock regularly exceed 140 degrees Fahrenheit from June through September. That heat degrades flex duct insulation and outer jacketing, which can shed particulate into the duct interior. It also creates conditions where any moisture intrusion – condensation from an improperly sealed air handler, for example – leads to microbial growth faster than in cooler climates. When the camera shows this, sanitizing is quoted as a separate line item, not quietly rolled into the base price.

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How to Save on HVAC Cleaning

The most reliable way to keep HVAC cleaning costs down in Round Rock is straightforward: don’t let the system go more than three to four years between cleanings. A system cleaned on that schedule rarely triggers a heavy-contamination surcharge, rarely needs the evaporator coil scrubbed from scratch, and rarely surfaces a duct repair that grew from a small gap into a full section replacement. The difference between a $350 cleaning and a $600 cleaning is usually just time – specifically the time the homeowner waited.

A few other things worth knowing:

• Bundle the dryer vent cleaning. When a CleanRun technician is already on-site with the equipment running, adding a dryer vent cleaning to the same visit costs less than scheduling it as a standalone appointment. In Round Rock’s builder-grade homes, the dryer duct often runs a longer path than code minimum through the interior wall, which means lint builds up faster. Catching it at the same visit is both cheaper and the safer option.
• Get the second opinion in writing. If you’ve received a competitor’s written estimate – especially one of the $79 “whole-house” coupons that circulate in Round Rock’s direct mail market – bring it in. CleanRun will put its own written price next to it, line for line. That comparison is free and available on request. A $79 coupon typically covers a surface vacuum of two or three registers; the camera footage would show you what that leaves behind in the duct runs themselves.
• Ask what’s actually included before comparing prices. An HVAC cleaning quote that doesn’t include the evaporator coil, blower housing, and plenum is a partial job. Make sure any quote you compare to ours lists those components explicitly. The written price CleanRun delivers before work starts itemizes every component – that’s Haven Standard Clause 1, not a best practice we adopted recently.
• Skip the add-ons you don’t need yet. Sanitizing is worth doing when the camera shows biological growth or when a home has had moisture intrusion. It’s not necessary on every cleaning. We won’t add it to the quote unless the footage gives us a specific reason to recommend it. A technician who adds it automatically to every job is padding a ticket, not serving the customer.

For an exact written price on your home in Round Rock, call (737) 259-5752. A live person answers, we’ll ask you about your home’s square footage, duct system, and when it was last cleaned, and we’ll put a written price in front of you before scheduling. No “call for a quote” runaround – the price is the point.

What the Price Actually Buys You at CleanRun

This is worth stating plainly because the HVAC cleaning market in Round Rock – and across Central Texas generally – has a documented history of low-price bait offers that result in either a cursory vacuuming or a high-pressure upsell once the technician is inside the home. The $79 coupon is not new. What it leaves behind in the ductwork, the camera documents clearly.

When CleanRun cleans a system in Round Rock, the job includes:

• A written price delivered before any work starts. No exceptions, no adjustments after the fact without a new written scope.
• Camera inspection of every duct run before cleaning begins – what we call the “before photograph.” You see what’s in there before we touch anything.
• Negative-pressure extraction using Nikro equipment, which means the system is under controlled suction throughout the cleaning process. Debris doesn’t get redistributed; it goes into the HEPA-filtered collection unit.
• Rotobrush agitation through every accessible supply and return run, dislodging compacted debris from the duct walls rather than surface-vacuuming the opening.
• Camera documentation of every duct run after cleaning. The before-and-after photo record is delivered to you as a standard deliverable, not a premium add-on.
• The 365-Day Done Right Promise, in writing on every job. If the work isn’t right, we make it right – that’s a written commitment, not a verbal assurance subject to interpretation.
• A background-checked, uniformed technician identified by name before arrival. Under Haven Standard Clause 3: Verified Crews, the technician’s name is not a surprise when the truck pulls up.

Tomas Reyes built CleanRun on the position that documentation is the product. The before photo, the written price, the after photo, the written guarantee. Every home served since 2013 – more than 52,000 of them – received those four things. The ones in Round Rock are no different.

Round Rock-Specific Factors Worth Knowing

Round Rock has some specific characteristics that affect HVAC cleaning frequency and cost that don’t show up in national pricing guides.

The clay-dust issue is real. The Williamson County soil profile – particularly in the older sections of Round Rock near Chisholm Trail and the neighborhoods west of I-35 – generates a fine alkaline dust that works through door seals, window frames, and return-air registers efficiently. Homes in these areas with older weatherstripping or original 1990s construction often show heavier duct loading than equivalent homes in Austin’s limestone-bedrock areas. The camera shows this as a visible grey-white layer on the duct walls at the bends.

Builder-grade flex duct is the norm, not the exception. The majority of Round Rock’s residential stock built between 1990 and 2015 uses flexible duct – the insulated corrugated tubing you’d find in most Texas attics. It’s cheaper to install than rigid sheet metal and performs adequately when in good condition. But it degrades faster in extreme heat, and the corrugated interior holds debris differently than a smooth metal interior. If your home is in this age range and the duct has never been inspected, the camera footage is worth seeing before deciding whether cleaning alone is sufficient or whether a section of duct has collapsed enough to warrant repair.

New construction doesn’t mean clean construction. Round Rock added a significant number of homes in the 2018-2023 period across developments in Siena, Highlands at Mayfield Ranch, and the SH-130 corridor. Construction dust – specifically drywall particulate and sawdust – gets into duct systems during the build phase and remains there unless the builder performs a post-construction duct cleaning, which most don’t. Homeowners who purchased in this period and never had the ducts cleaned are often surprised by what the camera finds in a relatively new system.

Two-story homes with long attic runs are the rule. Round Rock’s terrain and lot sizes encouraged a specific housing format in the major developments: two-story homes with HVAC equipment in the attic, long horizontal duct runs across the upper floor ceiling, and drops to the lower floor through interior walls. Long horizontal runs accumulate debris at every bend. An attic run that spans 20 feet from the plenum to the farthest register will typically show visible accumulation at the first 90-degree elbow – something a surface vacuum of the register face doesn’t touch.

These are the home conditions we document repeatedly in this market. Naming them here isn’t a sales pitch – it’s what the camera shows us across the jobs we run in Round Rock neighborhoods every week.

How HVAC Cleaning Compares to Related Services

Homeowners in Round Rock sometimes call asking about HVAC Cleaning services when what they’re describing sounds like one of several adjacent services. Here’s a quick orientation to keep costs and expectations aligned.

• Air duct cleaning vs. HVAC cleaning: Air duct cleaning refers specifically to the duct runs – the supply and return passages between the air handler and each register. HVAC cleaning is broader: it includes the duct runs plus the mechanical components – the evaporator coil, blower wheel, blower housing, and plenum. A full HVAC cleaning costs more than duct cleaning alone, but leaving the coil and blower dirty while cleaning the ducts is a partial job. Debris on the coil restricts airflow and can reintroduce particulate into clean duct runs within weeks.
• Dryer vent cleaning: A separate service, separate equipment, and a separate written price – but frequently bundled with HVAC cleaning because the technician is already on-site. Round Rock’s builder-grade dryer duct runs frequently exceed 15 feet and include one or more 90-degree bends, which creates faster lint accumulation than a short straight run. The National Fire Protection Association recommends annual inspection; most Round Rock homes we see are running two to three years between cleanings.
• Duct repair and sealing: If the camera inspection reveals a gap at a duct joint, a partially collapsed flex duct section, or a disconnected run (something we find in older Teravista homes with original ductwork), repair is quoted as a separate written scope before any work begins. A cleaning that patches over a disconnected duct run helps no one – the conditioned air is still escaping into the attic.
• Air quality and sanitizing: Antimicrobial treatment with EPA-registered products applied to the duct interior after cleaning. Quoted separately, recommended only when the camera shows a specific reason – biological growth, evidence of rodent intrusion, or moisture damage. It’s not a standard add-on on every ticket.

FAQs – HVAC Cleaning Cost in Round Rock

How much does HVAC cleaning cost in Round Rock, TX in 2026?

Most Round Rock homes pay between $299 and $699 for a full HVAC cleaning, with the majority landing in the $400-$550 range. A single-story home under 1,800 square feet with one air handler, last cleaned within the past three years, typically runs $299 to $399. A two-story home with dual air handlers, flex duct, and five-plus years since the last cleaning will often run $499 to $699, depending on what the camera shows at the first inspection pass. Call (737) 259-5752 for a written price specific to your home – estimates are free and delivered before any scheduling is confirmed.

Is HVAC cleaning worth it for homes in Round Rock?

Yes, specifically in Round Rock’s climate and housing stock. Central Texas chalk dust and clay particulate accumulate in duct systems faster than in lower-dust regions, and Round Rock’s extreme attic temperatures (routinely above 140 degrees in summer) accelerate flex duct degradation, which sheds additional particulate into the air stream. Homes built in the major Round Rock developments between 1995 and 2015 with original flex duct and no prior cleaning typically show visible debris accumulation at the first duct elbow – the camera footage makes this concrete rather than theoretical. Beyond air quality, a dirty evaporator coil forces the system to work harder, which shows up in higher utility bills on a summer month when Round Rock temperatures stay above 100 degrees for weeks at a time.

How often should Round Rock homeowners clean their HVAC system?

Every three to four years is the range that keeps cleaning costs predictable and avoids the heavy-contamination surcharge. Homes with pets, occupants with allergies, or recent construction or renovation work should consider every two to three years. If your home is in a Round Rock development that was built after 2018 and you haven’t had a post-construction cleaning, the camera will almost certainly show construction particulate – a first cleaning on a newer home often reveals more debris than a five-year-old cleaning cycle on a maintained system. Call (737) 259-5752 to talk through your specific situation before booking anything.

What does the $79 HVAC cleaning coupon actually cover?

It covers a surface visit, typically a portable vacuum applied to the register face of a limited number of vents. The duct runs themselves – the passages between the register opening and the plenum – are not cleaned, the evaporator coil is not touched, and no camera inspection is performed. This is documented in multiple regulatory and industry studies. The before-camera footage on homes that received a “$79 whole-house cleaning” within the prior year typically shows undisturbed debris accumulation past the first elbow. A full HVAC cleaning with negative-pressure extraction, camera documentation, and coil cleaning costs more because it’s a different job. CleanRun will put both prices next to a competitor’s written quote at no cost – call (737) 259-5752 to request that comparison.

Does CleanRun offer a guarantee on HVAC cleaning in Round Rock?

Yes: the 365-Day Done Right Promise is a written commitment on every job, not a verbal assurance. If the work isn’t right within 365 days of the job, CleanRun makes it right – in writing, not subject to manager approval or policy interpretation. This is included at no additional cost on every HVAC cleaning in Round Rock. The written guarantee is delivered alongside the after-cleaning photo record when the technician leaves. Tomas Reyes has held this standard since CleanRun’s first job in 2013 and it has not changed.

Will you find hidden costs after the job starts?

No – Haven Standard Clause 1 exists specifically to prevent this. The written price is delivered before any work starts and before any access panel comes off the system. If the camera inspection reveals something that changes the scope – a collapsed duct section, microbial growth, a disconnected run – a new written scope is written and presented for approval before that additional work begins. The original price remains unchanged if the homeowner declines the additional scope. “We found more than expected” is never a reason to increase a price that was already agreed to in writing.

Key Takeaways

• HVAC cleaning in Round Rock costs $299 to $699 for most homes in 2026, with the average landing around $400-$550.
• Price is driven by home size, number of air handlers, time since last cleaning, duct material, and what the camera finds on the first inspection pass.
• Round Rock’s clay-dust environment, extreme attic temperatures, and builder-grade flex duct make this market higher-maintenance than national averages suggest.
• A $79 coupon and a full HVAC cleaning are not the same job. The camera footage makes this visible, not theoretical.
• Every CleanRun job in Round Rock includes: a written price before work starts, camera documentation before and after, negative-pressure extraction with Nikro and Rotobrush equipment, and the 365-Day Done Right Promise in writing.
• Tomas Reyes and the CleanRun team have served more than 52,000 homes since 2013, every one with a written price and a documented photo record.
• Free second opinions on any written estimate are available – call (737) 259-5752 to request one.

Get Your Written Price

If you’re ready to know what HVAC cleaning will actually cost for your specific home in Round Rock, call (737) 259-5752. A live person answers every call. We’ll ask about your home’s size, duct system, number of air handlers, and when it was last cleaned, and we’ll deliver a written price before anything is scheduled. No “we’ll let you know when we get there,” no adjustments after the fact. The written price before work starts is Haven Standard Clause 1 – it’s been the rule since Tomas Reyes ran CleanRun’s first job in 2013, and it’s the rule on the next one.

Free second opinions on any written estimate from another company are available at no cost. Bring the quote. We’ll put our number next to it in writing.

Pricing reflects the Round Rock market as of 2026. CleanRun Air Duct Cleaning Round Rock offers free estimates – call (737) 259-5752.

Written by Tomas Reyes, Owner at CleanRun Air Duct Cleaning Round Rock, serving Round Rock, TX since 2013.