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San Antonio HVAC Repair Experts

For over two decades, we’ve earned trust as San Antonio’s go-to for heating and A/C repair. Count on our experience for your comfort.

Radiant Plumbing and Air technician leaning on the hood of a work truck

Emergency Heating & Cooling

Dependable Service in San Antonio

For immediate climate control solutions in San Antonio, rely on Radiant Plumbing and Air. Our skilled technicians are available 24/7, delivering swift and dependable heating and A/C repairs. Whether it’s a furnace breakdown in the dead of winter or a cooling crisis on a scorching day, we’re here to keep your home comfortable. Serving Alamo Heights, Universal City, and beyond, trust us for urgent heating and cooling services, ensuring your peace of mind and comfort.


Greater San Antonio & Beyond

We proudly service the following cities and neighborhoods across San Antonio, TX:

Not seeing your area? Give us a call at 210-294-6703


Repair, Maintain, Install, & More.


Explore efficient heating upgrades for your home with Radiant Plumbing and Air's expert installation services.

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Ensure year-round comfort with our proactive system maintenance, enhancing performance and extending its lifespan.

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Experience swift and reliable system repairs with Radiant Plumbing and Air, bringing comfort back into your home.

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Smart Thermostats

Install a smart thermostats and optimize energy usage while enhancing the overall efficiency of your home's heating and cooling.

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Ductless Mini-Splits

Upgrade your heating and cooling solutions with our mini-split heat pump installations, providing efficient climate control tailored to your specific needs.

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Heat Pumps

Discover year-round comfort with energy-efficient heat pumps that provide both heating and cooling for Texas homeowners.

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Enhance your home's energy efficiency and comfort with our top-notch insulation solutions. Keep your space cozy in the winter and cool in the summer while reducing energy costs.

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Air Duct Cleaning

Enhance air circulation with professional air duct cleaning, ensuring optimal HVAC system performance.

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HVAC Air Scrubber

Invest in air purity with HVAC scrubbers, using advanced technology to eliminate contaminants from indoor air.

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Make HVAC dreams a reality with flexible financing, providing convenient and affordable solutions for your home comfort.

The Radiant Difference

Discover The Radiant Difference

Experience unparalleled expertise, reliability, and skill in every home service we provide.

Decades of Excellence in Home Services

For over 20 years, Radiant Plumbing & Air has set the standard for professional home services. Our team of licensed and insured technicians brings unmatched expertise to every job, ensuring reliable repairs and maintenance. We're committed to excellence, and it shows in every task we undertake.

Dependable Service, Every Time

Trust is the cornerstone of our services at Radiant. We guarantee the reliability of our installations and repairs, conducted only by our fully licensed and insured professionals. With us, you can be confident that your home systems are in skilled hands.

Your All-in-One Home System Experts

Whether it’s plumbing woes or air conditioning tune-ups, Radiant Plumbing & Air covers it all. Our comprehensive equipment expertise means we’re equipped to fix all types of home systems. From routine maintenance to complex repairs, we handle every challenge with skill and efficiency.

Radiant Plumbing and Air technician leaning on the hood of a work truck

Heating & Cooling Services

Dependable Service in San Antonio

For all your climate control needs in San Antonio, turn to Radiant Plumbing and Air. Our expert technicians are at your service year-round, providing prompt and reliable heating and A/C repairs. From fixing furnace malfunctions to addressing cooling system emergencies, we ensure your home stays comfortable. Serving neighborhoods like Alamo Heights and Universal City, we are your trusted partner for heating and A/C repair in San Antonio, delivering peace of mind and comfort.

Man using tools to do maintenance on a heating system


Home Heating Services in San Antonio

When winter’s icy grip tightens its hold on San Antonio, it’s crucial to have a reliable partner for emergency heating services. Radiant Plumbing and Air, serving bustling neighborhoods like Alamo Heights, Universal City, and more, is your trusted choice. Our seasoned technicians specialize in addressing heating system breakdowns, furnace malfunctions, and heat pump emergencies. We understand the urgency of keeping your home warm and comfortable, which is why we provide swift and dependable solutions. Whether you reside in the heart of San Antonio or the serene streets of New Braunfels, we’re here to ensure your peace during the chilliest times.

The Radiant Plumbing team standing and leaning on work trucks


More Than Just Heating

San Antonio residents have trusted Radiant Plumbing, Heating, and Air as their full-home service provider for all their maintenance and repair needs. From heating to water quality.


Current Special Offers


Frequently Asked Questions

What air conditioner brands do you service?

We specialize in repairing and servicing all major air conditioning units. Additionally, if you’re considering replacing an aging unit with a brand-new, eco-friendly model, we have you covered. Our expertise extends across various brands, ensuring that you receive top-notch service and solutions tailored to your specific cooling needs. Whether it’s servicing your existing system or assisting you in upgrading to a more energy-efficient option, Radiant Plumbing and Air is your trusted partner in San Antonio, delivering comprehensive air conditioning solutions for all brands and models.

Absolutely, we provide financing options for homeowners throughout San Antonio, TX. Whether you require a major repair or a complete system replacement, our team is here to guide you every step of the way. We’ll begin by assessing your existing unit, conducting a comprehensive inspection, and then offering estimates for various options. You have the flexibility to decide how you’d like to proceed. In case you do opt for financing, our dedicated teams will assist you in securing the necessary funds, including exploring rebates, incentives, and special offers. We understand that the need for a new air conditioning or HVAC system can be unexpected, and we prioritize your immediate comfort. Our financing solutions are designed to ensure you can quickly achieve a cool and comfortable home environment. Contact us to explore financing options and schedule your installation without delay.

The cost of repairing an air conditioner in a San Antonio residence can fluctuate based on the underlying issue. It hinges on factors such as the repair’s intricacy and the components requiring attention. Minor fixes, like thermostat replacement, generally fall on the lower end of the spectrum, while more substantial problems, such as compressor or coil replacement, may entail costs in the several-thousand-dollar range. To obtain a precise estimate for your A/C repair, don’t hesitate to reach out to us today. Our experts will assess the situation and provide you with a tailored quote, ensuring you have a clear understanding of the expected expenses involved in restoring your cooling system to its optimal state.

We recommend at least an annual service, ideally before the hot summer season begins in spring. During this yearly check-up, our HVAC technician will conduct a comprehensive inspection, verifying refrigerant levels, cleaning coils, lubricating moving parts, and assessing overall component health. In addition to professional servicing, incorporate routine DIY maintenance tasks into your regimen, such as changing or cleaning air filters every one to three months, maintaining a clear outdoor unit area, and promptly addressing any issues. For a customized service schedule tailored to your system and usage patterns, consult with our experts. Regular maintenance not only prevents unexpected breakdowns but also boosts energy efficiency and indoor air quality. We service all types of homes across San Antonio – so schedule your service online or call us today to ensure your A/C consistently delivers optimal cooling performance.

The timeline for air conditioner repairs in San Antonio can vary depending on the issue’s complexity and the availability of necessary parts. Common problems can often be resolved within a few hours when components are readily on hand. However, more intricate issues or those requiring specific parts may extend the repair process, potentially taking a day or longer, particularly if parts need to be ordered. The technician’s availability and the need for emergency services can also impact the timeline. For a precise estimate and swift resolution, schedule your repair online or give us a call today.

Absolutely! Seasonal AC maintenance plans are a smart choice for San Antonio homeowners, no matter where you live – from Alamo Heights to Universal City. These plans enhance your system’s efficiency, cut energy costs, and prevent expensive repairs. As a Radiant Care Club member, you’ll get priority service during peak times, ensuring fast assistance and warranty compliance. Join today for hassle-free home maintenance and cost-effective A/C care.

We will soon! Our new Radiant Care Club is an ongoing maintenance subscription program designed for San Antonio homeowners. This unique program offers homeowners peace of mind for all their HVAC, plumbing, and drain-related appliances in their homes. Our team will inspect your water heater, furnace, and HVAC system, noting any small repairs we can address to prevent A/C emergencies. In the near future, our maintenance plan will also include air filter exchanges, ensuring you never miss another crucial service to maintain your warranty and your peace of mind. To get started, schedule your Radiant Care Club subscription online or contact us today.
Brian Holland
Brian Holland

Jason was awesome. Very helpful and informative.

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Chris Wyatt
Chris Wyatt

Excellent experience all the way from the office staff, to the tech that came out and the install team!! Highly recommend them to anyone needing service or a new system!

Response from business owner

Thank you so much, Chris! We are thrilled to hear that you had an excellent experience with our team. We truly appreciate your recommendation and are grateful for your support. If you ever need anything in the future, please don't hesitate to reach out. Thank you again for choosing us for your service needs!

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Amanda Haverland
Amanda Haverland

They were able to get someone out to me quickly at the end of the working day. The technician (Wayne) was great. Very friendly, helpful and knowledgeable.

Response from business owner

Thank you so much for the positive feedback, Amanda! I'm thrilled to hear that Wayne was able to assist you quickly and provide such excellent service. We pride ourselves on our knowledgeable and friendly technicians, and I'll be sure to pass along your kind words to Wayne. We appreciate your business and look forward to serving you again in the future.

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Oscar Verastegui
Oscar Verastegui

Friendly and trustworthy

Response from business owner

Thank you so much for your kind words, Oscar! We strive to provide excellent customer service and maintain a trustworthy relationship with all of our customers. We appreciate your support and hope to see you again soon!

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Rick Brown
Rick Brown

Exceptional customer service from scheduling to even notifying me of the appointment, and the tech Wayne Brown was outstanding his knowledge and professionalism was exceedingly above and beyond , He took the time to get to know me and share…

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Response from business owner

Thank you so much for taking the time to share your experience, Rick! We are thrilled to hear that Wayne provided exceptional customer service and went above and beyond to ensure you were taken care of. We pride ourselves on our knowledgeable and professional team members, and we are delighted to hear that Wayne's expertise made a positive impact on you. We appreciate your business and look forward to serving you again in the future!

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Radiant Reviews

Always 5-Star Service

We’ve been in business since 1984, so we have made thousands of San Antonio homeowners happy. Explore some of our latest reviews.

Awards & Accreditations

San Antonio's Finest

Radiant has earned the trust of the community, being recognized with the following awards and certifications.