Air Duct Cleaning in San Antonio
Improve indoor air quality · Lower energy bills · NADCA-aligned cleaning process
IICRC CertifiedBBB A+ RatedLicensed & Insured25+ Years Experience
4.9| 300+ Reviews
"They arrived within an hour and saved our floors. Incredible service!" — Maria G.
"Professional, fast, and the results speak for themselves. Highly recommend." — James R.
"Best cleaning company in San Antonio — hands down." — Sandra L.
Our Air Duct Cleaning Services
Supply & Return Duct Cleaning
Dryer Vent Cleaning
Sanitization & Deodorizing
Coil & Blower Cleaning
Why San Antonio Trusts AST
🕐
24/7 Emergency Response
We answer live and arrive within 60 minutes.
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Works With All Insurance
We bill your insurance directly — less hassle for you.
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Same-Day Service
Many cleaning services completed the same day you call.
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100% Satisfaction Guarantee
If you're not happy, we come back and make it right.
How It Works
1
Call or Request a Quote
Reach us by phone or fill out the form — we respond within minutes.
2
Free On-Site Inspection
A certified technician evaluates your surfaces and provides a transparent estimate.
3
Professional Cleaning
We clean using truck-mounted equipment and eco-friendly solutions — same-day service available.
Ready to Get Started?
See Our Results
Before
After
Before
After
Get Your Free Estimate Today
Most calls answered in under 2 minutes
Or call us directly:
(210) 599-9726Frequently Asked Questions
Serving Greater San Antonio
We proudly serve San Antonio and over 30 surrounding communities.
San Antonio
Alamo Heights
Terrell Hills
Olmos Park
Castle Hills
Shavano Park
Hollywood Park
Hill Country Village
Helotes
Leon Valley
Balcones Heights
Windcrest
Kirby
Converse
Live Oak
Universal City
Schertz
Cibolo
Selma
Garden Ridge
New Braunfels
Boerne
Fair Oaks Ranch
Bulverde
Stone Oak
Timberwood Park
Canyon Lake
Spring Branch
Pleasanton
Floresville
La Vernia
Seguin
Castroville