SEER Calculator

SEER Calculator »

Buying a new HVAC ststem? Calculate SEER and save money.

HVAC Troubleshooter

HVAC Troubleshooter »

Why bother if you can check and fix the problem yourself?


Contact »

Call us for help.
(972) 935-0198

About Us

About Us

We are a family-owned and operated company. We opened for business in 1998 formerly known as Ellis County Heat & Air. We are now TX Air Assurance. Proudly Serving Ellis County & DFW Area. Thank you for visiting our site. We look forward to hearing from you.

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Our Service

Heating Services In Waxahachie, TX


We offer the best in heating installation, repair, maintenance, service. Bringing to your family the best in home comfort services that have value and experience.

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Air Conditioning Services In Waxahachie, TX

Air Conditioning

We are serious about providing your family or commercial property the best in air conditioning services. Your customer experience and comfort is our top priority.

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Indoor Air Quality In Waxahachie, TX

Indoor Air Quality

Your home indoor air quality matters for the safety of your home, your family’s quality of health and energy costs savings. Learn more on the importance of the right affordable systems available. Get your home tested and begin breathing easier today!

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Ductless Services In Waxahachie, TX


Ductless systems can eliminate a substantial number of particles in the air that affect the indoor air quality, environment comfort and safety for your family. Learn more on how you can improve your respiratory health and breath easier.

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HVAC Near Me

  • Waxahachie
  • Ennis
  • Palmer
  • Red Oak
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  • Desoto
  • Cedar Hill
  • Duncanville
  • Grand Prairie
  • Lancaster
  • Mansfiled
  • Mesquite
  • Forney
  • Maypearl
  • Avalon
  • Ovilla
  • Ellis
  • Dallas
  • Tarrant
  • Johnson
  • Kaufman
  • Rockwall
  • Navarro