Air Conditioning EFFICIENT COOLING FOR EVERY SPACE
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Areas We Serve

Sub Zero is proud to serve Austin, Texas and other surrounding areas.

  • Austin
  • Barton Creek
  • Bee Cave
  • Brushy Creek
  • Cedar Park
  • Georgetown
  • Lakeway
  • Lost Creek
  • Pflugerville
  • Rollingwood
  • Round Rock
  • The Hills
  • West Lake Hills

Austin Air Conditioning Services

Reliable Cooling Solutions for Round Rock & Surrounding Areas

Battling the Texas heat can feel like an uphill struggle, but with Sub Zero at your service, cooling your space becomes a breeze. Our team of skilled technicians delivers fast, effective solutions to get your air conditioning system running smoothly again. Whether you're in Austin, Round Rock, or any surrounding area, we're here, ready to jump into action 24/7 for any emergencies. High-quality units, expert installation, and the latest technology are all part of our commitment to keeping you cool.

Call (737) 510-7377 or complete our online form to request a free estimate.

Featured AC Services

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About Us

We're here for you 24/7!

Emergencies Don’t Wait for Office Hours. You Shouldn’t Have to Either.

Whether it's your home or business, emergencies shouldn't disrupt your comfort. Rely on SubZero's 24/7 support ensuring peace of mind around the clock.

Our AC Solutions for Home & Business Properties

When the temperature rises, you need a reliable air conditioner to keep your home cool. That's where Sub Zero steps in. Our wide range of services helps your cooling system operate at its best, keeping you comfortable during those hot summer days. From initial installation to regular maintenance, we have you covered.

Our AC services include the following:

  • AC installation and replacement: Choosing the right AC unit for your space can be overwhelming, but our team makes it easy. We guide you through selecting the perfect system and provide a seamless installation.
  • AC repair: Unexpected breakdowns are no match for our quick-response team. We diagnose the issue accurately and fix your system precisely.
  • AC maintenance: Regular upkeep is the key to prolonging the life of your air conditioning system. Our maintenance service keeps your unit running efficiently.

Happy Customers in Your Neighborhood

Ready Our Reviews
    “Great Service!”
    “Sub Zero is our go-to for commercial HVAC needs. Fast, efficient, and always reliable.”
    - Emily B.
    “5 Star Service!”
    “Sub Zero installed a high-efficiency system in my home, keeping it comfortable while saving on energy bills.”
    - Sarah M.
    “Reliable & Professional Service”
    “Sub Zero knows commercial HVAC and automation inside out.”
    - Mike S.

When to Call the Pros for Your AC

Is your air conditioning system not keeping up with the summer heat? Sometimes, it's tricky to tell when your system requires professional attention. Don't sweat it—Sub Zero is on standby 24/7. 

If you notice any of the following signs, it's time to give us a call:

  • Odd noises or vibrations during operation
  • Unusual smells coming from your AC unit
  • Inconsistent temperatures or lack of cool air
  • Unexpected increase in energy bills
  • The system frequently turns on and off
  • Difficulty in maintaining humidity levels

Call (737) 510-7377 to book your AC service in Austin, Round Rock, or the surrounding area.

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Your Comfort is Our Priority!

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