Dryer vent cleaning
Whole-home duct 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 Dryer Vent Cleaning in Austin: What to Know First
We provide independent Rotobrush dryer vent cleaning in Austin for homeowners whose vent systems were installed with Rotobrush equipment or are maintained using Rotobrush-branded components. Most jobs run between $149 and $289, depending on vent length, access points, and how much lint has built up over time. We’re not affiliated with or authorized by Rotobrush, so we’ll give you an honest read on what needs doing without any manufacturer bias. If you own a home in Austin with a Rotobrush dryer vent setup and the dryer’s taking two cycles to finish a load, call us at (254) 848-6913 and we’ll walk through what’s going on.
This page is for Austin homeowners who want specifics, not a sales pitch. You’ll find what actually fails on Rotobrush vent systems, how we fix those failures, what it costs, and how our guarantee works if something goes wrong after we leave.
How Rotobrush Products Fail – and How We Fix Them
Rotobrush makes solid equipment, but every vent system has weak points. Here’s what we see in Austin homes on a regular basis:
- Rotobrush RDV series transition-hose kinks at the dryer outlet. The semi-rigid transition hose on RDV installations often gets crushed when the dryer gets pushed back against the wall. The kink creates a pocket where lint packs tight, airflow drops, and the dryer starts tripping its thermal limit. We pull the dryer, inspect the bend, and either reposition or replace the transition with a proper rigid elbow when clearance allows. In most Austin laundry closets, there’s barely enough room behind the machine, which makes this one of the most common calls we run.
- Rotobrush exterior hood flappers that stick open. Rotobrush vent hoods use a lightweight plastic flapper that warps after a few Texas summers. Once it sticks open, Austin’s grackles and wasps find their way in, and you get a nest plus lint backup. We replace the hood with a metal-bodied unit and install a bird guard when the vent exit is at ground level or first-floor height. The plastic flapper is a recurring pain point Rotobrush owners don’t usually discover until a bird’s already moved in.
- Long flex-duct runs on Rotobrush II systems that sag between supports. When a flex-duct vent run isn’t strapped every four to five feet, it sags in the middle and creates a low spot where moisture condenses in winter. Lint sticks to the damp walls and accumulates faster than you’d think. We survey the entire run from laundry room to exterior exit, add supports where the sag has developed, and clear the impacted section with negative-air extraction. Crawl-space runs in older Austin homes are the worst offenders here.
- Lint trap bypass on Rotobrush professional-cleaning setups. Some Rotobrush vent-cleaning equipment integrates with the dryer’s own lint screen, but on residential installs, lint still makes it past the trap and into the duct. Homeowners assume the trap catches everything. It doesn’t. We show you exactly what we pulled out using before-and-after photos of your own vent, not someone else’s from a brochure. In Hyde Park Craftsman homes with original laundry chases, we regularly remove three to five pounds of compacted lint that’s been hiding past the trap for years.
- Rooftop Rotobrush terminations with corroded caps. If your vent exits through the roof, Central Texas heat plus rain cycles will eventually eat through the cap’s seal. Water gets in, lint gets wet, and the whole vent turns into a matted mess that resists airflow even after brushing. We replace the cap and seal around the penetration, then run the full length with our Rotobrush brush system to pull out everything the moisture glued in place.
Styles & brands we work with




Our Rotobrush Dryer Vent Cleaning Process
Here’s how a Rotobrush dryer vent cleaning job runs from the first call to the moment we hand you the paperwork:
- 1
Call and diagnosis. You reach a live person at (254) 848-6913, day or night. We ask about dryer behavior, vent location, and whether you know the vent’s material and length. Then we schedule a window we actually keep.
- 2
On-site inspection. Our tech arrives on time, in uniform, and does a full visual run from dryer outlet to exterior termination. We check for kinks, sags, flapper condition, bird activity, and moisture signs before touching anything.
- 3
Written price. Before any work starts, you get a written price. No surprises at the end. If we find something unexpected mid-job that changes scope, we stop and explain before proceeding.
- 4
Rotobrush rotary agitation and negative-air extraction. We run a rotary brush through the full vent length to break lint off the duct walls, while a Nikro negative-air unit runs simultaneously to pull debris out instead of pushing it into your laundry room. An Abatement Technologies HEPA filter captures fines so loose lint doesn’t end up in the air you’re breathing during the job.
- 5
Post-clean airflow verification. We test the vent’s airflow with the dryer running, confirm the exterior flapper opens fully and closes tight, and show you what we pulled out.
- 6
Written guarantee. Every Rotobrush dryer vent cleaning comes with our 365-Day Done Right Promise in writing. If the vent clogs again inside that window, we return at no charge. That’s not a courtesy call. It’s in the paperwork.
See the difference
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After
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After
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AfterWhat Rotobrush Dryer Vent Cleaning Costs in Austin
Here are honest numbers for the most common scenarios we run in Austin:
- Standard single-story home, vent run under 12 feet, accessible termination: $149 to $189.
- Two-story home or second-floor laundry, vent run 12 to 25 feet: $189 to $249.
- Rooftop termination or crawl-space access, vent over 25 feet: $249 to $329.
- Add-on replacement hood or cap (bird guard, metal flapper, weather seal): $45 to $120 depending on the fitting and access.
- Vent rerouting when the existing path is too long or too sagged to function properly: $65 to $125 per linear foot, quoted after we map the route.
What moves the price: total vent length, access difficulty (rooftop and crawl-space jobs cost more because of ladder and safety time), and whether parts need replacing. We don’t charge per vent. You get one flat price for the whole system, agreed in writing before any work starts. Want an exact number on your Rotobrush setup? Call (254) 848-6913. The estimate is free, and it comes with our read on whether the vent actually needs cleaning or something else is going on.
Why Austin Homeowners Call Kestrel Air Duct Austin for Rotobrush Work
Dale Whitmore and our crew have been cleaning dryer vents and air ducts across Austin for years, from older Craftsman homes near Hyde Park to newer construction south of the river. We run jobs with the same methodical approach every time: seal the system, pull the debris, don’t just loosen it and call it done. Dale honed his HVAC fundamentals at Los Angeles Trade-Technical College and has spent the better part of two decades working residential and light-commercial duct systems in Texas. Clean ducts move air. Everything else is just noise.
Every job runs under the Kingswell Guarantee and follows the same code: say the price before work starts, show up in the window we gave, leave the place cleaner than we found it, put the guarantee in writing, and come back if it fails. Calls are answered by a live person, anytime. And because we also service Lennox, Trane, and Carrier dryer vent configurations, a Rotobrush setup doesn’t throw us; we see the full range of vent equipment in this market and know how one brand’s failure mode compares to another.
As an independent Rotobrush service provider, we carry no incentive to upsell Rotobrush-specific parts. If a quality aftermarket fitting does the job better and holds up longer, we’ll tell you. If OEM is the right call for your install, we’ll say that too. The point is giving you a vent system that works for years, not a parts invoice that works for us.
FAQs
No, a professional dryer vent cleaning does not void a Rotobrush warranty because the vent itself is not a Rotobrush-manufactured component; Rotobrush equipment used for cleaning is separate from the vent system in your walls. That said, if you’re ever unsure, check your warranty documents or call the installing company. We work with whatever documentation you have and follow manufacturer-safe practices on every job.
Three signs point to a vent problem: the dryer takes more than one full cycle to dry a normal load, the exterior flapper doesn’t open fully when the dryer is running, and the laundry room feels humid during a cycle. If you’ve cleaned the lint trap and these symptoms persist, the problem is almost always downstream in the vent. Call (254) 848-6913 and we’ll walk through what you’re seeing before scheduling anything.
Yes, we can replace just the hood or cap, and many Rotobrush owners do exactly that when a flapper warps or a bird guard falls off. But if the vent hasn’t been cleaned in two or more years, do both while we’re already on site. A new hood on a packed vent doesn’t fix the underlying airflow issue, and you’ll pay for a return trip later.
Most Rotobrush dryer vent cleaning jobs run 60 to 90 minutes from arrival to airflow verification, assuming standard access. Rooftop terminations or crawl-space runs can push closer to two hours. We’ll tell you the expected window when you book, and we keep it.
If the vent clogs again within the 365-Day Done Right Promise period, we return and make it right at no charge. That return visit is included in the written guarantee you get at the end of the job, not something you have to argue for. We clean the vent thoroughly the first time precisely so we don’t have to make that return trip, but if something’s off, you’ve got our word in writing.
Ready to get your Rotobrush dryer vent running clean again? Call Dale and the Kestrel Air Duct Austin team at (254) 848-6913 for a free estimate. We’ll give you a real price, a real arrival window, and a written guarantee before any work begins.
Written by Dale Whitmore, Owner, Kestrel Air Duct Austin at Kestrel Air Duct Austin, serving Austin and nearby areas.