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.
Carrier Air Duct Cleaning in San Antonio, TX | Linden Air Duct San Antonio
We clean and repair air ducts in Carrier systems across San Antonio, and our quotes are free at (430) 233-7681. The thing that makes our Carrier work different here is simple: we know what’s actually inside your ducts, because we know what San Antonio’s caliche dust, Saharan dust events, and Gulf humidity do to specific Carrier components. We’re an independent Carrier service provider, not a manufacturer affiliate, which means we report what we find without an agenda.
From a 1980s Carrier 38TKB condensing unit off Vance Jackson to a Carrier Infinity air handler in Stone Oak, our techs have worked on the full range. The white powder on your registers isn’t random. It’s a geological fingerprint, and we know where it came from and which Carrier part is spreading it. That’s the difference. Call (430) 233-7681 and Marcus Veale or one of our techs will walk you through exactly what we’re seeing.
Why San Antonio Residents Choose Us for Carrier Service
Marcus Veale has spent the better part of two decades doing duct work across the Southwest, and he and our crew have served San Antonio for years. From older ranch-style homes near Alamo Heights to newer builds along the Stone Oak corridor, we’ve learned how South Texas heat cycles stress a duct system in ways installers from cooler climates never anticipate. Marcus’s rule is simple: he walks every homeowner through what he found before a single tool comes out, so there are no surprises on the invoice.
We’re an independent shop, which means when your Carrier ECM blower motor is struggling, we tell you the truth about it, whether that’s a cleaning, a repair, or a replacement. We stock OEM Carrier boards and modules for common Infinity and WeatherMaker failures, plus quality aftermarket flex duct, mastic, and collars for mechanical repairs. The phone is answered by a live person any time you call, and every tech who arrives is background-checked, identity-verified, and photo-badged. You get the name and photo before we show up. We also handle Carrier sales & service questions from homeowners across the city who want one straight answer instead of a callback queue.
Styles & brands we work with
Common Carrier Air Duct Cleaning Problems We Solve in San Antonio
- White caliche powder on registers: Homes over the Edwards Aquifer Recharge Zone pull fine limestone dust through leaky slab returns and crawlspace gaps. This dust clings to Carrier evaporator coils and blows through the supply side. We clean the coil, seal the return path, and the powder stops.
- Clogged ECM blower motors in Infinity air handlers: San Antonio’s fine limestone dust bypasses neglected filters and packs into the blower wheel and motor housing. We pull the blower assembly, clean the wheel and bearing journals, and restore proper airflow before the motor burns out.
- Collapsed flex ducts in hot attics: Carrier systems from the 1990s and early 2000s often used flexible supply runs that sag and collapse in San Antonio attics where summer temperatures routinely top 140°F. We find them during video inspection and replace only the failed runs.
- Formicary corrosion on older Carrier evaporator coils: High indoor humidity, especially in slab homes where returns pull from unconditioned spaces, accelerates pinhole leaks in copper coils. If your Carrier coil is leaking, we’ll tell you whether it’s repairable or needs replacement, with pricing before we start.
- Condenser coil clogging from caliche and cottonwood: Carrier 38TKB fin-and-tube condensers catch everything the wind carries off the Balcones Escarpment. A clogged condenser coil cuts airflow across the whole system, so we address it before duct cleaning is complete.
Carrier Service in San Antonio: What Local Conditions Mean for Your Equipment
San Antonio sits directly on the Edwards Aquifer Recharge Zone, and in neighborhoods built over it like parts of Alamo Ranch and The Dominion, homes pull air from limestone-fractured crawlspaces or leaky slab returns. That means Carrier ducts in these areas collect a distinctive white caliche powder you will not see in New Braunfels or Boerne. The limestone here is geologically specific. It’s fine enough to pass through a standard fiberglass filter, alkaline enough to bond to coil fins, and persistent enough that it coats evaporator coils and blower wheels within a single cooling season. Add the Saharan dust events that push across South Texas every summer, and the biological load in your ducts climbs fast. For Carrier owners, this means your Infinity air handler’s ECM motor works harder against a fouled wheel, your WeatherMaker’s coil loses efficiency daily, and your 38TKB condenser pulls more amps than it should. Cleaning ducts without addressing the return path and the coil is half a job. We do the whole thing.
One job comes to mind: a 1970s ranch off Vance Jackson Road near Monte Vista with a Carrier WeatherMaker air handler choking on white dust. The homeowner said every surface in the house was covered within an hour of the AC running. We pulled the return grille, found a collapsed flex run in the attic pulling from a gap in the ceiling chase, and the evaporator coil caked with caliche. We replaced the flex, mastic-sealed the chase, and cleaned the coil with a non-acidic foaming cleaner. Return static pressure dropped from 0.62 to 0.28 inches of water column. The dust stopped.
Carrier Models & Products We Service in San Antonio
We work on the full Carrier lineup found in San Antonio homes. That includes Carrier Infinity series air handlers with matching evaporator coils and communicating controls, Carrier Comfort series entry-level splits common in 1990s and 2000s tract housing, Carrier 38TKB and 38BYC condensing units from the 1980s, and Carrier WeatherMaker mid-tier systems you’ll find all over the city. For electronic failures, like an Infinity control board or blower module, we prefer OEM Carrier parts because aftermarket boards often misread the proprietary communicating signals. For mechanical work like duct collars, mastic sealant, and flex runs, we use quality aftermarket materials that match or beat original specs. We only recommend replacing an entire duct system when the Carrier air handler itself is beyond economical repair. Never to upsell. Our core services on Carrier systems are evaporator coil cleaning, return duct cleaning, and full video inspection, and we serve the entire San Antonio service area.
See the difference
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AfterCarrier Service Pricing in San Antonio
Here’s what Air Duct Cleaning - San Antonio and related work typically costs:
| Service | Typical Range |
|---|---|
| Full duct cleaning (whole system) | $450 – $700 |
| Evaporator coil cleaning (in place) | $150 – $300 |
| Blower motor and wheel cleaning | $120 – $250 |
| Flex duct replacement (per run) | $200 – $400 |
| Return duct sealing (mastic and collar repair) | $150 – $350 |
| Video inspection (with cleaning) | Included |
What drives your price: house size, number of returns, how much flex duct is in the attic, and how long it’s been since the last cleaning. The price is put in writing before any work begins, every time. No per-vent pricing, no bait-and-switch. Our free estimate includes a walkthrough of what we found and a straight answer on what needs doing now versus later, including our Dryer Vent Cleaning in San Antonio if it’s part of the scope. Call (430) 233-7681 for an exact quote. Tell me what you’re seeing, and I’ll tell you whether it’s worth fixing.
Serving San Antonio, TX - Our Local Coverage Area
We’re based in the San Antonio area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs – Carrier Air Duct Cleaning in San Antonio
That white powder is caliche dust, a fine limestone particle common across the Edwards Aquifer Recharge Zone, and it means your return path is pulling air from a crawlspace, a leaky slab return, or an unsealed ceiling chase. It’s not a Carrier defect. It’s a San Antonio geology issue that shows up in your Carrier system first because the blower pushes it through every supply register. We find the leak, seal it, clean the coil, and the powder stops. Call (430) 233-7681 if you’re seeing it.
In San Antonio, every three to five years is a reasonable window for most homes, but homes over the recharge zone or near active construction may need it every two years. Saharan dust events push fine particulates into your return air, and the long cooling season means your system runs hard from March through November. If you see dust on surfaces within an hour of the AC cycling on, that’s your signal.
Yes. A fouled ECM blower wheel or a clogged evaporator coil can push static pressure high enough that the Infinity system logs a fault. The communicating controls read airflow resistance, and when dust loads the wheel and coil, the system may throttle or shut down. We clean the blower assembly and coil and recheck the static pressure before assuming the board is bad. For an exact diagnosis, call (430) 233-7681.
Absolutely. Attic temperatures in San Antonio routinely exceed 140°F in summer, and older flexible duct runs, especially from 1990s Carrier installations, lose their rigidity and sag at the takeoffs. The plastic inner liner softens, the insulation compresses, and airflow drops. Newer flex with a higher R-value and proper support straps solves it, and we replace only the failed runs.
Yes, because a clean condenser coil pulls heat out of the refrigerant more efficiently, which means the evaporator coil runs colder and dries the air more effectively. That reduces the moisture that lets dust stick and biological growth take hold in your ducts. If your 38TKB is clogged with caliche and cottonwood, cleaning it is step one. Call (430) 233-7681 for a system-wide quote that includes the condenser, coil, and ducts.
Service Areas Near San Antonio
We serve San Antonio and the surrounding communities, including Carrier service in Selma, Carrier service in Fair Oaks Ranch, Alamo Heights, Windcrest, and Universal City. If you’re nearby and own a Carrier system, the same pricing and written guarantees apply.
Book Your Carrier Service in San Antonio Today
Call (430) 233-7681 for a free estimate on Carrier air duct cleaning, coil cleaning, or duct repair in San Antonio. Our techs show up with a written price before work starts, and every repair carries a written 365-Day Done Right Promise.
Written by Marcus Veale, Owner at Linden Air Duct San Antonio, serving San Antonio since 2004.