high indoor humidity makes the air feel warmer than the thermostat reads.
Expert Indoor Air Quality Services Cleaner, Drier Air in Every Room
In San Antonio, Serving Alamo Heights, Terrell Hills, Olmos Park, Stone Oak, Castle Hills & the Greater San Antonio Area, TX
- Whole-home, not plug-in
- No-commission technicians
- We measure first
· Google reviews
Licensed · TACLB 110532E
Serving San Antonio Since 2014
Up to 10-Year Labor Warranty
0% Technician Commission
Calls Answered 24/7
The air, not the thermostat
What Your Sticky, Dusty Air Is Telling You
If your home feels sticky even with the air conditioner running, or the dusting never seems to hold, the problem usually isn't your thermostat, it's the air itself. San Antonio's Gulf humidity pushes moisture indoors all summer, and a standard 1-inch filter only catches so much of what rides along with it.
We're Alamo Comfort Heating & Air Conditioning, and we measure your home's humidity and airflow first, then match the fix, whole-home dehumidification, high-efficiency filtration, UV purification at the coil, or fresh-air ventilation. Our technicians earn no commission, so we only recommend what your home actually needs, and you see the price in writing before we start.
Serving San Antonio since 2014 · 40+ years of combined experience · Licensed TACLB 110532E · EPA-608 certified · Family-owned · ★ from Google reviews
Get My Quote, Tell us what your air is doing and we'll get you scheduled. Free phone estimates; a flat $119 diagnostic if a comfort problem needs investigating, credited back when you move forward.
Whole-home
8 months a yearis how long San Antonio runs the AC, and how long Gulf humidity keeps pushing moisture into your home.
1 inch of filteris all a basic system has fighting the fine dust, pollen, and dander that recirculate through your air every cycle.
1–2° cooler-feeling airis what drier air buys you, so a dehumidifier keeps you comfortable at a higher setpoint and the system runs less.
$119 flatis our residential diagnostic when a comfort problem needs investigating, disclosed up front and credited back when you move forward.
01 / Warning signs
5 Signs Your Air Isn’t as Clean as You Think
San Antonio’s humidity doesn’t stay outside. It works its way in all summer, and a standard HVAC system without the right support can only do so much. These are the signs your home’s air needs more than a thermostat adjustment:
a low-grade filter keeps recirculating the fine particles right back into the room.
pollen, pet dander, and fine dust ride the airflow all day long.
damp coils in our humidity grow biological buildup at the source.
stale air gets trapped when a tightly sealed house can’t circulate.
What’s really affecting your indoor air? We check humidity, airflow, and system performance first, then guide you toward the right fix, better filtration, a dehumidifier, or an air-quality upgrade folded into AC Maintenance & Tune-Ups. Planning new equipment? See AC Installation & Replacement or Heat Pumps in San Antonio.
02 / How pricing works
Know Your Air-Quality Price Before We Start
What you pay depends on the fix, and the fix depends on your home, a high-efficiency filter upgrade is a modest job; a whole-home dehumidifier or a UV purification system is a bigger one. That's why we measure before we quote. If a comfort problem needs diagnosing, our flat $119 residential diagnostic applies, disclosed before we start and credited back when you move forward. You approve every price in writing before any work begins, and for a larger system, Synchrony financing is available for qualified customers, subject to approval. We don't install anything your home doesn't need.
Whole-Home Air vs. a Store Plug-In
The Difference Is Where It Treats the Air
A tabletop unit cleans one corner of one room. A whole-home air-quality system works at the system level, so every room gets treated every time the air moves. Here's what that difference looks like in a San Antonio summer:
A store-bought plug-in
- Cleans the air in one room
- Does nothing about humidity
- A filter you forget to replace
- Guesswork on what you need
A whole-home system we install
- Treats the air for the whole house at the system
- Whole-home dehumidification dries the entire home
- Sized filtration and UV matched to your system
- A measured humidity and airflow reading first
What’s Really in Your Air? We’ll Show You
We Test Before We Talk Sales
The Dehumidifier You Needed, Not the Purifier You Didn’t
We test humidity and airflow before we recommend anything, so you don't pay for a purifier when moisture was the problem all along. Because our technicians earn no commission, the recommendation follows the readings, not a sales target.
The Owner Sets the Standard and Still Shows Up
We're family-owned and run by an owner who's hands-on with the work, not a private-equity chain in another state. Rusty stands behind every install that leaves the shop, and the name on the truck is the name that answers when you call.
Licensed, Certified, and Loyal to No Brand
We're a licensed Texas HVAC contractor (TACLB 110532E) and EPA-608 certified, and we install every major make and model of dehumidifier, filter, and purifier, matched to your home, not to whatever a supplier is pushing this month.
Four Steps to Cleaner Indoor Air
Here’s how we turn an air-quality concern into a clear plan and a cleaner-feeling home.
Call In, We Pick Up.
Tell us what feels off with your air, and we’ll get your visit scheduled, evenings and weekends included.
We Test Before We Talk Fixes.
Your technician checks humidity, airflow, and filtration first, then explains what the numbers mean in plain language, no guessing.
Clear Price. Your Call. Then We Work.
You get your options in writing with the price explained up front, and nothing starts until you approve it.
Installed, Checked, and Noticeably Better.
We install the right equipment, confirm it’s working, and leave your home feeling fresher, drier, and more comfortable.
Breathe Better in San Antonio Starting Today
Someone Answers, Day or Night
San Antonio's humidity doesn't respect business hours, and neither does our phone. Call Alamo Comfort Heating & Air Conditioning any time with a question about sticky air, rising dust, or a smell from the vents, and someone picks up. We take the details, schedule the assessment, and move at your pace.
What "answered 24/7" actually means
You'll always reach a person, not a machine. We won't promise a truck at 2 a.m., but we'll triage your concern and get you on the schedule fast.
Pair it with your next visit
Already booking maintenance or a new system? An air-quality assessment folds right into that trip, one team, one visit, no separate service call to schedule.
Service area
Where We Clear the Air Across Bexar County
We're based in San Antonio and handle indoor air quality across Bexar County, TX, with the same team and standards on every job. Our Northside neighborhoods are the heart of our work, and we cover the surrounding suburbs too. Not sure you're in range? Call and we'll confirm coverage right away.
Alamo Comfort
Based in San Antonio · serving all of Bexar County
Get directions
Licensed & insured · TACLB 110532E
On the road
Alamo Comfort
10448 Gulfdale, Suite 3, San Antonio, TX 78216
Areas we serve
Ask if we cover your street
Alamo HeightsTerrell HillsOlmos ParkStone OakCastle HillsNorthwoodFar West SideSchertzGarden RidgeConverseNew Braunfels
Our neighbors say the same thing
What San Antonio Homeowners Say
Across Google reviews, Alamo Comfort Heating & Air Conditioning holds a -star average, and the words San Antonio homeowners use most are “knowledgeable,” “fair pricing,” and “no upcharging.”
03 / Air quality questions
Indoor Air Quality Questions, Answered
Got one we didn't cover?
Call and askWhat affects indoor air quality most in San Antonio?
Humidity. Our long, muggy summers push moisture indoors, which makes the air feel warmer and encourages biological growth. Controlling humidity is usually the single biggest improvement a San Antonio home can make.
Do I need a whole-home system, or is a portable purifier enough?
A portable unit cleans one room. A whole-home system treats the air at the source, so every room benefits whenever the air moves, and it handles humidity, which a plug-in can't.
Will better filtration help my allergies?
It can. High-efficiency filtration captures more of the fine pollen, dust, and dander that recirculate through your system, so less of it stays in the air you breathe day to day.
Do you clean air ducts?
No. We focus on fixes that work: whole-home dehumidification, high-efficiency filtration, UV purification, and ventilation. If your ductwork is the problem, we diagnose and repair it directly rather than sell a cleaning.
Will an air-quality system raise my energy bill?
Usually the opposite. Drier, well-filtered air feels comfortable at a higher thermostat setting, so the system runs less, which often offsets the cost of running the equipment.
Is Alamo Comfort Heating & Air Conditioning licensed to install this equipment?
Yes. We're a licensed Texas HVAC contractor (TACLB 110532E) and EPA-608 certified, so your indoor air quality work meets state code and is handled by qualified technicians.
Indoor Air Quality · San Antonio, TX
One Call to a Home That Breathes
Whatever your air is doing, Alamo Comfort Heating & Air Conditioning will measure it, tell you straight what’s going on, and quote a fair price.
We Measure First · ReviewsNo-Commission TechniciansLic. TACLB #110532E