Heating & Air Conditioning


Keep Your Systems in Prime Condition

Sometimes, in Central Texas, the only thing more extreme than the blazing summer heat is the occasional winter storm. Staying comfortable year-round means staying on top of your HVAC system’s routine upkeep.

Special Offer
$39 Furnace Safety Check

Claim this offer to receive a furnace health check conducted by one of our expert HVAC technicians for only $39. If your system is over 10 years old, we’ll throw in a free CO detector.

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HVAC Maintenance for All Seasons

There are all kinds of (big and small) issues that can affect your air conditioning and heating units. No matter the scope or season, we can help with all of it.

Heater Maintenance

Stay warm in winter. Make and keep a plan to get your furnace serviced annually.

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Air Conditioner Maintenance

AC is more than a luxury, it’s a necessity. Make sure yours is ready to keep you cool this summer.

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Emergency Services

When something out of the ordinary happens, call our extraordinary team of experts for 24/7 service.

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Heating and AC Maintenance

There’s a lot that goes into making sure your heating and air conditioning units stay in good working order. We can help with all of it.

  • Furnace Tune-Ups
  • Furnace Replacement
  • Heat Pump Services
  • AC Installation or Repairs
  • AC Tune-Ups
  • Emergency Services

Consistent 5-Star Service

All across Central Texas, thousands of satisfied customers have rewarded our best-in-class service with 5-star reviews. See for yourself why Radiant is #1 for HVAC services in Austin and San Antonio.

Trust Austin and San Antonio’s HVAC Maintenance Experts

Radiant’s outstanding HVAC team gets the job done right, helping you maximize the enjoyment of:

  • Optimum efficiency
  • Decreased wear and tear for longer unit lifespans
  • Enhanced air quality
  • Significant cost savings

For simple, same-day, or emergency repairs, we’re your go-to HVAC maintenance service in Austin and San Antonio.