San marcos, TX

From New Installs to Fast Fixes Radiant is Your Home Service Specialist

Transform your home with premier A/C, plumbing and heating services from  Radiant® Plumbing & Air Conditioning – San Antonio. 

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Plumbers & HVAC Contractors

Reliable, Year-Round Service in San Marcos

Radiant Offers

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Plumbing & HVAC Services in San Marcos

Air Conditioning

From tiny tweaks to big emergencies, our expert crews have the skills to keep you chill.

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Heating

From air conditioning and indoor air quality to heat pumps, furnaces and more–Radiant has you covered.

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Plumbing

Like most people, you might not think much about your plumbing – until something happens.

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Drains & Sewers

Your drains are nearly invisible, but far from invincible. We’re here to help keep things flowing.

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Air Quality

Helping improve air quality in local homes is another reason Texans trust Radiant.

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Maintenance Plan

Our membership program is crafted to offer peace of mind and comfort to every San Antonio home, blending professional care with a touch of local charm.

The Radiant Difference

Expertise and Integrity at Work: Home Repairs by Radiant

At Radiant, we set new benchmarks in home care excellence. From your first call to our final follow-up, our expert technicians are committed to ensuring your complete satisfaction and earning your trust with every step

Decades of Excellence in Home Services

Since 1999, homeowners in Central Texas have relied on Radiant for top-tier plumbing and HVAC solutions. Our longstanding presence in Austin and San Antonio underpins our deep commitment to quality and customer satisfaction.

Dependable, Flexible Scheduling

Your time is valuable. That's why we offer flexible scheduling options to fit your life, not the other way around. Whether it’s an emergency or routine maintenance, our 24/7 availability ensures that we are always there when you need us.

Transparent Pricing

At Radiant, we believe in solving your problems without pushing unnecessary services. Our transparent pricing and honest service approach are why thousands of customers have trusted us for over two decades, celebrating our integrity in countless reviews.

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Home Maintenance Plans

Radiant Care Club

Call or Schedule Your Service Online!

Marja Juraschek
Marja Juraschek

I have used Radiant on multiple jobs that included plumbing, HVAC and gas lines. Every time the technicians (Joseph and Jordan) are knowledgeable, helpful and professional. I have an old, quirky house and nothing has stumped them yet. I …

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Mike Saeger
Mike Saeger

Quick service and a fair price based on other quotes I got.

Response from business owner

We appreciate your feedback on our prompt service and competitive pricing. Thank you for choosing us!

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Tom Bray
Tom Bray

Great customer service.

The repair of my plumbing leak went as well as I expected!

Response from business owner

We appreciate your positive feedback. Glad to hear your plumbing repair went smoothly!

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William Jones
William Jones

Provided clear information on tankless water heater Took the time to review pros and cons of water heater replacement.

Response from business owner

We appreciate your feedback. It's great to hear you found our information on tankless water heaters helpful.

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Justin Mahan
Justin Mahan

Andrew Morgan was very professional and thorough and answered all questions we had.

Response from business owner

We're glad to hear Andrew provided excellent service. Your feedback is appreciated.

via Google

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.

San marcos TX

Plumbing and HVAC Issues? Don't Sweat It -Radiant is Here to Help!

Experiencing Unexpected Plumbing Breakdowns?

When plumbing issues strike, they disrupt your daily routine and can cause significant inconvenience or even damage to your home. Whether it’s a clogged drain, a leaking pipe, or a malfunctioning water heater, the stress and potential costs can escalate quickly.

Stay Cool and Comfortable All Year Round

In San Marcos, TX, where temperatures can soar, having a reliable air conditioning system isn’t just a luxury—it’s a necessity. Don’t let a malfunctioning AC unit leave you sweating during a heatwave or shivering if your heater goes out.

Radiant Plumbing  Solutions

At Radiant, we provide a comprehensive range of services that cover everything from routine maintenance to emergency plumbing repairs. Our skilled technicians are equipped to handle:
  • Plumbing Repairs and Installations: Quick and effective plumbing solutions to keep your water flowing and your pipes in perfect condition.
  • Air Conditioning and Heating Services: From new installations to repairs and regular maintenance, we ensure your heating and cooling systems are efficient and reliable.
  • Water Quality Solutions: Installation and maintenance of water softeners and treatment services to ensure your water is safe and clean.

Why Choose Radiant?

  • Rapid Response: Our local experts are available 24/7 to tackle any emergency—ensuring minimal disruption to your daily life.
  • Trusted Technicians: With years of experience and a reputation for quality, our professionals deliver service you can depend on.
  • Customer Satisfaction Guaranteed: We’re committed to providing not just services, but solutions that last, with customer satisfaction as our top priority.
Don’t wait for a small inconvenience to become a major headache. Call Radiant today to schedule a service or consultation, and discover why we are San Marcos’s trusted choice for plumbing and HVAC services. Your comfort is our commitment!

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