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.
Rotobrush Air Duct Cleaning in Austin: What to Know First
Rotobrush air duct cleaning in Austin runs most homeowners between $450 and $850 for a full system job on a typical 2,000 to 2,500 square foot home, with work usually completed in 4 to 6 hours. As an independent Rotobrush service provider, Cardinal Air Duct Austin cleans systems that use Rotobrush rotary brush equipment, and we also clean the kind of dust, debris, and mold that’s built up inside your home’s ductwork after years of Texas Hill Country allergens, construction dust, and plain household living. This page is for Austin homeowners who have seen a Rotobrush machine in action, own a Rotobrush system, or just want to know why this equipment matters for getting ducts genuinely clean. Call (940) 283-6595 for a flat written quote before we touch a single register.
How Rotobrush Products Fail – and How We Fix Them
Rotobrush machines aren’t the ductwork itself. They’re the cleaning systems contractors use. But the ducts they clean have failure patterns we’ve mapped across hundreds of Austin jobs, and those patterns vary by what’s been blowing through the system. Here’s what we routinely find and how we handle it:
- Rotobrush aiR+ and the fluffy-fiber problem: The aiR+ line’s brush heads are aggressive on flexible duct interiors, which is good for dislodging caked dust but can shred the inner liner of older flex ducts installed before 2010. When we open a register and see gray fibrous material mixed with dust, we know the brush has uncovered liner breakdown. We photograph everything, show you the liner condition on our inspection camera, and recommend whether the duct needs replacement or just careful lower-speed cleaning.
- Rotobrush brush head bearings and shaft wear: The rotating brush assembly on machines like the Rotobrush aiR+ and the brush head shafts on older Rotobrush models wear at the bearing points after heavy use. A worn bearing makes the brush wobble, which scuffs the duct walls and leaves debris behind. We inspect brush heads before every job, replace worn bearings at our cost if they fail during cleaning, and calibrate brush speed to the duct material, not just the debris type.
- Negative air side leaks on abatement-style containment: When a Rotobrush cleaning crew uses Abatement Technologies negative air machines for containment, any leak in the filter housing or hose connections pulls attic dust, insulation, or crawlspace air into the cleaned duct run. We see this constantly in older Austin houses with vented attics. Our techs run a pressure check on the containment setup before cleaning, swap gaskets and seals when they’re even slightly worn, and verify HEPA filtration is actually capturing what it pulls out, not recirculating it into the living space.
- The paint-overspray-on-registers issue: This isn’t a Rotobrush failure, but it’s the most common reason a Rotobrush machine can’t do its job in an Austin home. Builders and repaint crews spray right over the register louvers, baking dust into place and blocking airflow so thoroughly that brush agitation can’t reach the debris behind the register. We carry a register-safe solvent and restore airflow before cleaning begins, and we always ask whether the house has been repainted recently so we can budget extra time for register work.
- Plastic collars and zip-tied connections on newer construction: Rotobrush’s brush heads spin fast. On newer Austin builds where the HVAC contractor used plastic takeoff collars and lightweight zip ties to connect flex duct to the main trunk, that vibration can snap the zip ties or crack the collars during cleaning. We see this on homes in Mueller, Circle C, and the newer divisions around Manor and Pflugerville. Our policy is simple: if our cleaning reveals or causes that damage, we say so and fix it the same day, with photos before and after, no silent repairs.
Styles & brands we work with




Our Rotobrush Air Duct Cleaning Process
Every Rotobrush job we run in Austin follows the same sequence. No mystery steps, no surprise fees, and you see every stage of what’s happening.
- 1
Walkthrough and system assessment: Omar Haddad or one of our lead techs walks the house with you, checks every register and return, and answers two questions: what’s in the ducts, and what will it take to remove it. We show you live camera footage from inside the duct before any cleaning starts.
- 2
Written price, no changes: You get one flat number for the whole job on paper, before we unload equipment. It doesn’t shift when we open the first register. That’s our rule, no exceptions.
- 3
Containment setup: We lay down floor protection at every access point, connect our Nikro HEPA vacuum for negative pressure extraction (that means loosened debris goes into the vacuum, not back into your living room), and seal off registers we’re not actively cleaning.
- 4
Rotobrush agitation and extraction: We run the Rotobrush brush through each supply and return run at the right speed for your duct material, loosening what’s adhered to the walls while the Nikro vacuum pulls it out of the system entirely.
- 5
Before-and-after photo proof: We photograph each access point before cleaning, after cleaning, and from inside the duct where possible. You get the full photo set by text or email before we leave, not three days later.
- 6
Final walkthrough and the 365-Day Promise: We walk you through what we found and what we did. Then we put the 365-Day Done Right Promise on paper: if the work isn’t right within a full year, we return and correct it at no charge. That’s every job, not the ones that go smoothly.
See the difference
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After
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After
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AfterWhat Rotobrush Air Duct Cleaning Costs in Austin
Here’s what we quote for most Rotobrush air duct cleaning jobs in Austin. These are whole-system prices, not per-vent bait numbers.
- Single system, one return, up to 10 vents (typical 1,500-2,000 sq ft): $450-$600
- Two systems or 11-20 vents (typical 2,200-3,000 sq ft): $600-$850
- Larger homes, dual returns, or 20+ vents: $850-$1,100, quoted on-site before work starts
- Video inspection only (no cleaning): $99 for a full system camera walkthrough with photo documentation
- Add-on dryer vent cleaning: $129 flat, bundled with any air duct cleaning
What moves the price in Austin: duct material (flex runs with liner damage cost more because we clean slower), pest debris from attic-dwelling rodents, heavy construction dust from recent renovations, and the number of returns and access points required. If the quote seems high, ask to see the camera footage. We’ll show you exactly what you’re paying to remove. Call (940) 283-6595 for a free over-the-phone estimate and a written on-site quote before any work begins.
Why Austin Homeowners Call Cardinal Air Duct Austin for Rotobrush Work
We’re part of the Relay Home Co. family, founded in 2005, and every job we run in Austin is held to The Relay Visibility Guarantee: you get a live trackable arrival window, before-and-after photo documentation, and a digital invoice payable by link. That’s not a selling point. It’s just how we operate.
Our techs are background-checked and arrive in uniform with their names on their shirts, so you know who’s coming through the door. We run professional-grade Rotobrush brush systems, Nikro HEPA vacuums, and Abatement Technologies containment units. And if your home has other brands in the mix, we’re familiar working alongside Lennox, Trane, and Carrier systems, including all the quirks each manufacturer builds into their duct and filter housings.
The reason Austin homeowners stick with us is simple: one flat price, photo proof, and a full year to tell us if anything’s not right. “Clean air isn’t a luxury, it’s just what your system was built to deliver.” That’s not a slogan we put on a van. It’s the standard Omar Haddad built this company around, from Tarrytown cul-de-sacs to commercial buildings near the Domain.
FAQs
Yes. We clean flex duct systems throughout Austin, including the flexible spiral-wound ducts common in homes built after 1990. We adjust Rotobrush brush speed and agitation force to the duct material, and we photograph the inner liner condition before and after every flex run we clean. Call (940) 283-6595 for a quote specific to your home’s duct type.
Yes. We run Rotobrush rotary brush cleaning systems paired with Nikro HEPA-rated vacuum extraction, which is the correct combination for getting debris out of duct walls and out of the house entirely. We’re an independent Rotobrush service provider, not a manufacturer-authorized dealer, which means we’re free to tell you exactly what your ducts need, even if the answer is “less than you’d think.”
Yes. We see failed Rotobrush cleanings in Austin all the time, usually because the previous contractor used the wrong brush speed for the duct material, skipped containment, or didn’t actually document what they cleaned. We start with a video inspection, show you what’s in the ducts on camera, and only recommend cleaning if we can prove material is still present. Your quote comes after you’ve seen the footage.
Most Austin jobs are scheduled within 5 to 10 business days, depending on your neighborhood and our route schedule. We don’t do same-day duct cleaning because a real job takes 4 to 6 hours and can’t be rushed. When you book, you get a live trackable arrival window through The Relay Standard, and a live person answers calls 24/7 if you need to reschedule or ask a question. Call (940) 283-6595 to check availability.
It depends on your policy and whether duct cleaning is named as a covered service. Most home warranties in Texas cover duct replacement or repair, not routine cleaning, but some policies do cover cleaning after a covered repair event. We provide detailed photo documentation and a written report with every job, which most warranty companies accept as proof of work. If your claim is denied, our 365-Day Done Right Promise still covers the cleaning quality itself for a full year.
Written by Omar Haddad, Owner, Cardinal Air Duct Austin at Cardinal Air Duct Austin, serving Austin and nearby areas.