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Relentless Cooling & Heating LLC lives up to our name in our can-do attitude and determination of service. As a family-run HVAC company, we focus on a more tailored approach to each and every job. We listen to your concerns and objectives, explain options and recommendations, and work tirelessly to achieve satisfaction. While we first opened doors in 2021, our ownership combines more than three decades of practical experience. Our depth of insight, assets, and skills makes a difference for our customers.

Get Reliable HVAC Service in New Braunfels

We welcome calls to (830) 282-4633 for scheduling Monday through Saturday and remain available for after-hours emergency assistance in New Braunfels. Relentless Cooling & Heating LLC is your expert and affordable source for all of your residential and light commercial HVAC needs, including installations, replacements, seasonal maintenance, repairs, and more. Our qualified technicians provide duct cleaning, repairs and upkeep, indoor air quality accessories, and smart thermostats. We do it all!

AC and Heating Service You Can Trust

Relentless Cooling & Heating LLC meets the strenuous criteria of an Elite Tempstar Dealer. Our selection of air conditioners, heat pumps, furnaces, ductless mini- and multi-split systems, VRFs, and versatile selection of opportunities set new standards for whisper-quiet, energy efficiency, and powerful performance. From delivering consistent comfort to dehumidification, reliability, and longevity, our every solution is designed to make improvements you feel, notice, and appreciate day in and day out.

Heater Installation, Furnace Service, Furnace Repair, Air Conditioner Service & AC Repair in New Braunfels, TX

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Rated 5/5 on Google!

Best in the game. Top of the line work and for a respectable price. Highly recommend them for all of your HVAC needs.

Erik S.

They were very responsive and communicated with me at all points, very reasonable and fair rates. I have used them for several of our rental properties and do awesome work as well as clean up after job is complete.

John Z.

Very professional and honest, extremely knowledgeable gives great information about what’s going on. Thank you for the help Relentless cooling and heating.

Nina B.

Called the company in the morning after realizing the AC had gone out and by 11:30 that morning AC was working again. Very impressed, so we will have them come back for routine maintenance.

Natalia O.

Man I cannot thank Danny enough!!! He came and fixed the A/C real quick! It has been out for months. Not to mention how quickly he came out to service us.

Saul C.

These guys have a great attitude and awesome work ethic. They’ll go above and beyond if they have to and when needed! They tackle projects head on and the end result is always quality work!

Chris S.

Thank you for replacing my ac and all the work you did to fix my ductwork. Cruz is very reliable, friendly, and knowledgeable. And affordable.

Ana A.

We were referred by a friend to call Relentless and thank goodness for them! They were honest and upfront and even let us know our system was probably still under warranty, which it was.

Nicole D.

Shout out to Relentless Cooling and Heating!! Their affordability and timelines is outstanding! I highly recommend them for all of your AC needs!

Brandi M.

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New Braunfels, TX