Air conditioning
Bring the cool back.
When your home won’t cool down, start with a clear diagnosis. We repair cooling problems, find refrigerant leaks and help you decide when replacement makes sense.

From the first diagnosis to the final check,
we help you feel at home again.
Something not working right? Planning an upgrade?
We’ll help you find the next step for your home or business.
Bring the cool back.
When your home won’t cool down, start with a clear diagnosis. We repair cooling problems, find refrigerant leaks and help you decide when replacement makes sense.
Ready for the cold front.
A comfortable home matters in every season. Get help with heating problems, system replacement and maintenance before the temperature drops.
A little care goes a long way.
Give your system the attention it needs before small issues become uncomfortable surprises. Ask about maintenance for your home or business.
Comfort that works as hard as you.
Keep your workspace comfortable for your team and customers. We service commercial heating and cooling equipment and help plan repairs and replacements.

Your comfort is personal. So is our approach. We take the time to understand what’s happening, explain the options and get to work on a solution that fits.
Careful troubleshooting before deciding on the fix.
Repairs, replacements and maintenance explained plainly.
One number for your questions and your next service call.
A few words from customers who shared their Coldtek experience on Google.
“Highly recommended for new installation AC units!”Read on Google
“From the beginning to the end, customer service was exceptional”Read on Google
“friendly, on time, and HONEST!”Read on Google
On our Google profile, choose “Write a review.”
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A closer look at Coldtek installations, replacements,
ductwork and repairs. All real project photos.
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Find the right coverage for your home or business, whether you need a repair or a new system.
Heating and cooling repairs, diagnostics and maintenance in these cities:
New system installations and replacements in all Service & Repairs cities, plus:
Installation-only coverage. We do not offer repairs in Brownsville, Corpus Christi or San Antonio.
Request an installation estimateHave something else on your mind?
We’re a phone call away.
Service and repairs are available in the Rio Grande Valley cities listed in our coverage section. Equipment installation is available in those cities, plus Brownsville, Corpus Christi and San Antonio. These three additional cities are installation-only areas; we do not offer repairs there.
Tell us what’s going on. We’ll help you take the next step, whether it’s a repair, a new system or routine care.