Heating & Air Conditioning Services in San Antonio, TX
When your AC quits in the middle of a San Antonio summer, you don’t have time to wait on a company dispatching from the other side of the metro. Smart Choice Heating & Cooling provides HVAC repair, installation, and maintenance across San Antonio and the surrounding cities, and because our shop sits on the northeast side off Old Perrin Beitel Road, our technicians are already close to most of the service area. We’re a family-owned, NATE-certified team, licensed by the Texas Department of Licensing and Regulation (TACLB 103516E), and we’ve built our reputation one service call at a time in neighborhoods from Alamo Heights and Castle Hills to Schertz, Converse, and Universal City.
Licensed & Insured
24/7 Emergency
100% Satisfaction
Free Estimates
5-Star Rated
HVAC Services We Provide Across the San Antonio Area
Air Conditioning Repair & Service
Air Conditioning Repair & Service: diagnostics, refrigerant leaks, compressor and capacitor replacement, coil cleaning
Heating Repair & Service
Heating Repair & Service: furnaces and heat pumps, ignition and airflow issues, pre-season checkups
New System Installation & Replacement
New System Installation & Replacement: properly sized Amana systems with load calculation, high-SEER options for lower utility bills
Indoor Air Quality
Indoor Air Quality: filtration, purification, and duct solutions for allergy season (South Texas cedar and oak pollen are no joke)
Preventive Maintenance
Preventive Maintenance: seasonal tune-ups that catch small problems before they become August emergencies
Signs You Need HVAC Service in San Antonio
San Antonio homes work their cooling systems hard. Cooling season here runs from April into October, and triple-digit stretches in July and August push compressors, capacitors, and refrigerant lines to their limits. Call us if you notice:
Heating problems show up differently here. Furnaces in South Texas sit idle for months, then get asked to perform on the first hard freeze. If your heater smells like burning dust, won’t ignite, or blows cold air, schedule service before the next cold front stacks up the call board.
Warm air from your vents
often a refrigerant leak, a failed compressor, or a frozen evaporator coil
Weak airflow in certain rooms
common in two-story homes and often a ductwork or blower issue, not a thermostat problem
A spike in your utility bill
an aging system losing efficiency, especially units installed when many area neighborhoods were built in the late '90s and 2000s that are now past their expected lifespan
Short cycling (the system turning on and off rapidly)
an oversized unit, a failing thermostat, or an electrical fault
Musty smells or excess dust
a sign your ductwork or indoor air quality equipment needs attention, especially during cedar season when December-February pollen counts across South Texas are among the worst in the country
What to Expect on a Service Call
Every Smart Choice visit follows the same process, whether you’re in San Antonio, Schertz, Selma, or anywhere in between. For installations, we size the system to your actual home using load calculations, not a rule-of-thumb guess, which matters across this area where home sizes range from 1,400 sq ft starter homes to 3,500+ sq ft two-stories that need properly zoned systems.
- Straightforward scheduling. We confirm your appointment window and our technician calls ahead when they're on the way.
- Full diagnostic, not a guess. Our NATE-certified technicians test the complete system: refrigerant pressures, electrical components, airflow, and thermostat calibration, before recommending anything.
- Options in plain English. You get a clear explanation of what's wrong, what it costs to fix, and whether repair or replacement makes more financial sense. No pressure, no scare tactics.
- Clean, complete work. We treat your home like a neighbor's, because odds are we live a few streets over.
Why Your Neighbors Choose Us
Licensed & Insured
TACLB 103516E. Complete protection for your property and peace of mind.
NATE-Certified
Our technicians hold the industry’s highest standards of technical excellence.
Upfront Pricing
No hidden fees or surprise surcharges. You know the cost before we start.
Family Owned
San Antonio neighbors serving neighbors since 2009.
Frequently Asked Questions About HVAC in San Antonio
Everything you need to know about keeping your home comfortable in the San Antonio heat.
How fast can you get to my part of the service area?
Same-day diagnostic appointments are available for most calls across the service area. Our shop is on the northeast side of San Antonio off Old Perrin Beitel Road, which keeps drive times short to Live Oak, Universal City, Converse, Schertz and Selma, and reasonable to Helotes and Leon Valley on the west side.
Which cities do you cover?
San Antonio plus Alamo Heights, Castle Hills, Converse, Helotes, Kirby, Leon Valley, Live Oak, Schertz, Selma, Terrell Hills, Universal City and Windcrest. Each city has its own page with local detail. If you sit just outside that list, call (210) 367-0908 and ask rather than assuming.
How often should I have my AC serviced in this climate?
Twice a year is the right cadence here: cooling in spring, heating in fall. South Texas cooling seasons run long and hard, which ages compressors and capacitors faster than in milder climates. A well-maintained system runs up to 15 percent more efficiently, and maintenance plan members get that scheduling handled for them.
Repair or replace: how do I decide?
Repair usually wins on a newer system with a single failed part. Replacement starts to make sense past 12 to 15 years, with repair bills every season, or on a system still using discontinued R-22 refrigerant. We measure first, then give you both numbers and the reasoning, and you decide.
Cities We Serve
We dispatch from our shop at Perrin Beitel and Loop 410 and cover the northeast side of San Antonio and the cities around it. Each page below covers what we see in that community and how we handle it.
