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.
Why San Antonio Homeowners Choose Carrier Air Duct Cleaning
We provide independent Air Duct Cleaning services for Carrier systems across San Antonio, with specific hands-on experience in Carrier’s Infinity, Performance, and Comfort product lines. Most San Antonio Carrier owners call us because their system is moving less air than it used to, or because a musty smell kicks in when the AC starts. What makes our Carrier work different is that we clean the parts other crews skip: the blower wheel, the evaporator coil, the supply plenum, and the return drop, not just the visible duct runs. We’re an independent Carrier service provider, not factory-authorized, but our familiarity with Carrier’s real-world build details means we service your system without touching your manufacturer warranty. If your Carrier system is underperforming in San Antonio, call (430) 233-7681 and we’ll tell you what we’re likely to find before we schedule anything.
Why Trust Linden Air Duct San Antonio for Your Carrier Air Duct Cleaning?
Our technicians work on Carrier Air Duct Cleaning in Fair Oaks Ranch, TX and across San Antonio every week, from older Comfort series installations in Alamo Heights ranch homes to newer Infinity setups in Stone Oak. Marcus Veale, our owner, came up through trade coursework at Los Angeles Trade-Technical College and has spent the better part of two decades doing duct work across the Southwest. He’s seen how South Texas heat cycles stress Carrier duct systems in ways installers from cooler climates never anticipate. When we service a Carrier air handler, we know where the blower wheel hides, how the coil sits in relation to the drain pan, and which model years used mastic that tends to crack along the plenum seams. We also understand Carrier’s warranty structure. We work in a way that preserves your coverage: we use OEM-compatible filters and access panels, we never modify components that Carrier’s warranty terms protect, and we document what we did in writing. Tell me what you’re seeing, and I’ll tell you whether it’s worth fixing. That’s how we work in San Antonio.
Styles & brands we work with
Common Carrier Air Duct Cleaning Problems We Fix in San Antonio
San Antonio’s climate punishes Carrier systems in specific ways. Here are the five issues we fix most often:
- Infinity air handler blower wheels packed with dust and pet hair. The Infinity series uses a variable-speed blower motor that moves a lot of air, which means it pulls a lot of particulate. In San Antonio homes with pets, or with the windows open during our mild winters, that wheel accumulates a dense coating that throws it out of balance. The first sign is a low hum or a vibration you feel through the return grille.
- Biofilm and mold on Carrier evaporator coil drain pans. San Antonio’s humidity, especially from March through November, keeps coil drain pans wet for months at a time. Add caliche dust from local soil and you get a sludge that encourages mold growth. The smell when cooling starts is the tell. This is common on Performance and Comfort series coils that sit at a slight angle, where water pools in one corner.
- Lint and debris clogging secondary heat exchanger fins on 59SC and 58B gas furnaces. If you run your Carrier furnace without a high-quality filter, or with leaky return ducts pulling from a dusty attic, that debris ends up on the heat exchanger. Clogged fins cause the furnace to short cycle or trip the rollout switch, which shuts the system down exactly when you need heat.
- Mastic sealant degradation on older Comfort series supply plenums. Homes built in the 1990s and 2000s around San Antonio often have Carrier Comfort series systems where the metal supply plenum meets the duct takeoffs. That mastic dries out, cracks, and separates over two decades of attic heat. The result is air leaking into the attic and rooms that never quite reach the thermostat setpoint.
- Crushed or kinked flex duct in hot attics. Many San Antonio homes use flexible ductwork run through attics that hit 140°F in August. Over time, that flex sags, kinks, or gets crushed by stored items. On Carrier systems paired with undersized returns, which we see frequently in newer far-west and northeast side subdivisions, the restriction compounds and airflow drops measurably.
Carrier Parts & Our Repair-vs-Replace Approach
For Carrier systems, we use genuine OEM filters, access panels, and grilles when fit and finish matter. Those parts are engineered to Carrier’s tolerances and they look right when installed. For generic consumables like flex duct, mastic, coil cleaner, and duct sealant, we use proven aftermarket products that match or exceed factory specs, because paying the OEM markup on a roll of flex doesn’t benefit anyone. The repair-vs-replace decision is where honesty matters in San Antonio. If a Carrier blower motor is beyond cleaning, we’ll tell you what replacement costs. If a heat exchanger is cracked, we’ll explain why replacement isn’t optional. But we never push a new system to clear a clog. The right answer for a dirty Infinity blower wheel is a teardown and cleaning, not a sales pitch. Call (430) 233-7681 and we’ll give you a straight assessment before any work begins.
Our Carrier Service Process – Step by Step
Here’s how we handle Carrier air duct cleaning in San Antonio, from the first call to the final walkthrough:
- 1
Diagnosis. We ask about symptoms: weak airflow, musty smells, hot rooms, high utility bills, dusty returns. Then we inspect the system, starting at the return grille and working toward the air handler. On Carrier systems, we pay particular attention to the blower wheel housing, the evaporator coil, and the plenum seams, because those are the common failure points in this climate.
- 2
Written price before work starts. We put the exact scope and cost in writing before we touch anything. No surprises on the invoice at the end of the job. This is a standing policy on every Carrier service call we run in San Antonio.
- 3
Cleaning and repair. We use negative-pressure extraction with professional-grade equipment from Rotobrush and Nikro. For Carrier Infinity systems, that means pulling the blower assembly, cleaning the wheel vanes, and treating the evaporator coil with a non-corrosive coil cleaner. For Performance and Comfort systems, we seal supply plenums with fresh mastic and repair or replace any damaged flex runs.
- 4
Test and verify. After reassembly, we run the system and measure static pressure and airflow at the supply registers. On variable-speed Carrier systems, we confirm the blower ramps through its speeds without vibration or bearing noise.
- 5
Written guarantee. Every repair we perform on a Carrier system is backed by our 365-Day Done Right Promise, in writing. If a covered repair fails within that period, we return and make it right at no charge. That’s a financial commitment, not a marketing line.
See the difference
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Before
AfterCarrier Products We Service & Install in San Antonio
Our crew works on the full range of Carrier residential equipment installed in San Antonio over the past three decades. That includes the Infinity series, specifically Infinity 26 air conditioners paired with Infinity air handlers; the Performance series, including Performance 17 and Performance 15 heat pumps; the Comfort series, including Comfort 14 and Comfort 13 central AC and gas furnace combos; and Carrier 59SC and 58B series gas furnaces. We stock common Carrier-compatible filters, access panels, and grille parts locally, which means we don’t have to reschedule a job over a missing part. If your Carrier system falls outside those model ranges, call us anyway. We’ll tell you whether it’s something we handle.
We Also Service These Brands
While this page covers Carrier work specifically, we’re not a single-brand shop. Our San Antonio technicians also service Lennox and Trane residential systems on a regular basis. That matters because many San Antonio homes have mixed systems: a Carrier condenser on an older Lennox air handler, or a Trane furnace paired with Carrier ductwork. We work on what’s actually in your house.
FAQs – Carrier Air Duct Cleaning Service in San Antonio
Yes. A packed blower wheel is a direct airflow restriction. We recently cleaned a Carrier Infinity 26 system in a Stone Oak home where the homeowner complained of weak airflow and a musty odor. We pulled the blower assembly and found the wheel packed with a half-inch of dust and dog hair. The evaporator coil was half-blocked with biofilm. After cleaning both and sealing two loose supply ducts with mastic, static pressure dropped and the homeowner said the system felt like it did when new. If your Infinity system is moving less air than it used to, call (430) 233-7681 and we’ll inspect it.
No. Proper air duct cleaning performed by a qualified independent contractor does not void Carrier’s factory warranty. The warranty covers defects in materials and workmanship on the equipment itself. Cleaning the ductwork, the blower wheel, and the evaporator coil is a maintenance activity, not a modification. We’re careful to use OEM-compatible parts where the warranty terms apply and we never alter components that Carrier’s warranty protects. If you have a specific warranty concern, we’ll walk through it with you before we start.
That smell is almost always biological growth on the evaporator coil or in the drain pan. In San Antonio, cooling season runs March through November, and our humidity from the nearby Gulf keeps coil surfaces damp for extended periods. Combined with caliche dust and organic material that passes through the filter, the coil becomes a place where mold and bacteria thrive. The smell when cooling starts is the coil warming slightly before condensation forms. Cleaning the coil and drain pan with a non-corrosive cleaner resolves it in most cases.
Every two to three years is a reasonable interval for a San Antonio home with pets and allergy-sensitive occupants. Homes with multiple large dogs, or homes near construction activity where caliche dust is constantly in the air, may need service more frequently. Saharan dust events also deposit fine particulate into duct systems at a faster rate than many homeowners expect. If your filters are clogging faster than the manufacturer’s recommended interval, that’s a signal your ducts need attention sooner.
Yes. Most duct sealing work on Carrier systems involves resealing plenum seams, duct takeoffs, and return connections with fresh mastic, and repairing or replacing the specific flex runs that are leaking or crushed. That’s standard work for our crew in San Antonio. Full system replacement is rarely necessary unless the ductwork has extensive mold contamination, collapsed runs, or was sized incorrectly from the start. We’ll show you what we found and what sealing will accomplish before we ask you to approve anything. Call (430) 233-7681 for an honest assessment.
For a typical single-family home in San Antonio with a Carrier system, whole-home air duct cleaning runs $400 to $900 depending on the number of returns, the length of duct runs, and whether the coil and blower need teardown cleaning. Cleaning a Carrier Infinity blower wheel adds $150 to $300 because it requires disassembly of the air handler. Evaporator coil cleaning runs $200 to $400. Duct sealing is priced by linear foot and access difficulty. We put a written price in front of you before any work begins, every time. Call (430) 233-7681 for an exact quote. Estimates are free.
Book Your Carrier Service in San Antonio, TX
If your Carrier system isn’t performing the way it should in San Antonio, call us at (430) 233-7681. A live person answers the phone 24/7, never a voicemail loop. We’ll talk through what you’re seeing, give you a straight answer about whether it’s worth fixing, and schedule service if you want it. Written price before any work starts. Written guarantee on every repair. That’s how we’ve operated in San Antonio since 2004.
Written by Marcus Veale, Owner at Linden Air Duct San Antonio, serving San Antonio since 2004.