
HVAC & Plumbing Experts Serving San Marcos, TX and Beyond
As times get tough, other companies cut corners. But we decided to stay reliable for over 29 years. Call us to get Reliable People, Reliable Scheduling and Reliable Relationships!

Reliable Air Wins Top 3 Best of Hayes 2024
Reliable Air has been recognized as a Top 3 Winner in Best of Hays 2024 for both Air Conditioning and Plumbing. Thank you to our community and customers!

Our HVAC & Plumbing Services
Comprehensive solutions for residential and commercial properties.
From air conditioning to plumbing, we cover all your needs. Reliable services available in San Marcos and surrounding areas.

Why Choose Us?
As times get tough, other companies cut corners. But we decided to stay reliable for over 29 years. Call us and you'll get:
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Many of our employees stay for 10+ years. So you'll always hear a familiar voice on the phone or see a familiar face at your door.
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With same-day service and 2-hour scheduling windows, you'll get service at a time that's convenient for you.
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Since we constantly train our employees, you can be 100% confident that your job will be done right—the first time.

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"Their technicians are amazing and wonderful staff."
Our system stopped cooling and reliable was quick to respond. They easily diagnosed the issue and took care of it immediately. Our safe T sensor kept tripping they cleaned the drain and fixed the sensor.- Erik G. -
"So thankful they could help us today during this unseasonably hot time."
Second time we've used Reliable Air. Andrew was on-time and professional.- Robert G. -
"When he arrived he was professional, kind, and we knew we were in good hands."
He fixed our AC and was out in 45 minutes. Best of all we had no outrageous service call fee and saved us money. We definitely will use Reliable Air again and highly recommend them for your heating and air conditioning needs!- Amanda N. -
"I was happy with the service so I went ahead and got on their 2 year plan for maintenance."
He was thorough in taking all the things apart to inspect and clean, and was prepared for all the minor repairs and that needed to be done. It took about 45 minutes or so and it was all done!- Candice R. -
"I highly recommend them!"
The guys were very professional and I was expecting them to come between 2-4 and they actually came sooner and the guys did a great job and hardly any mess what’s so ever!- J.L. D. -
"I highly recommend their service."
Edgar explained in detail what he would be doing, along with the issue he found in terms that any home owner would understand.- Steve S. -
"I am very happy with the professional informative technicians and office people at Reliable Air."
I HIGHLY recommend this San Marcos company who now does plumbing. Today they installed my new water softener and I am very happy with their service.- Lisa R. -
"3 years of frustration cured in under an hour!"
They were able to diagnose the root cause and fix an issue that had been a nagging problem ever since the HVAC was installed by another company.- Chance S.
