210-294-6703

Available 24/7

Schedule Now
Schedule Now

Beat the summer heat rush and upgrade your system for as low as $150 a month!*

WE ANSWER THE CALL

24/7 Expert Plumbing and Air Conditioning Service for San Antonio Homes

  • Certified Technicians
  • Quick Repairs
  • Emergency Service
  • Quality Service

Available 24/7

Get fast, reliable home services from San Antonio’s #1 home services company – Radiant® Plumbing & Air Conditioning.

Schedule Now
210-294-6703

$50 Off Any Service

Home feeling a bit off? Let Radiant’s experts bring back the comfort! Enjoy $50 off on any plumbing, heating, or cooling service. Reliable service just a call away.
210-294-6703
Schedule Now

Expires:  06/30/2025

Disclaimer

Must present coupon at time of purchase. Valid only for residential customers. Not valid for emergency services. Not valid with any other offers, discounts, or on prior sales. This offer cannot be applied to dispatch or diagnostic fees.
A picture from the front of a Radiant Box Truck at sunset

Limited Time Offer

Schedule Your Service Call Today!

Radiant® Plumbing & Air Conditioning – San Antonio has been serving the community since 1999, offering unparalleled expertise and dependable solutions. San Antonio homeowners count on us for consistent, top-quality plumbing and air conditioning services. Our team of expert plumbers and technicians is dedicated to providing top-quality solutions to ensure your home’s comfort. From water heater repair to air conditioning services, we’ve got you covered. Experience excellence in home comfort with Radiant Plumbing San Antonio, proudly serving neighborhoods like Alamo Heights, Stone Oak, and Shavano Park.
210-294-6703

The Radiant Difference

Discover The Radiant Difference

With a legacy of excellence, guaranteed satisfaction, and thousands of happy customers, experience the unmatched Radiant difference in every service.

Contact Us
Schedule Now
210-294-6703

Robert L.

Eric and his supervisor from Radiant Plumbing were awesome. Very nice and informative about teaching me about my HVAC system and how to maintain and improve my existing system. They were very professional and friendly. Would definitely recommend them for anyone looking to maintain, repair, or upgrade their existing systems.

Jet B.

Joseph and Jason were awesome! They were able to identify the faulty and worn out components quickly and efficiently. They did a thorough inspection on each bathroom and had the replacement parts on-hand to complete the repairs. Thank you Radiant for your superb customer service and excellent tech’s training and professionalism!!

Ash M.

John and Joey from Radiant Plumbing were prompt, kept me in the loop, and efficient in replacing our water heater.

I don’t recall her name, but the woman who scheduled the appointment was also very helpful and had a calming voice during a stressful time

Dennis M.

The tech was very honest , sincere and knew his chosen field. Gave many suggestions about our furnace and a/c. Would call him back if needed. Very professional.

Dyan A.

Jason and Joe were great. I have used this company before and love their service. They were quick and informative about my water softerner issues. This is a company that I know I will reach out to for all my plumbing needs in the future. Thank you guys!

Jamie L.

Troy is a great AC technician, he came out and inpected our unit. Once he was done, he has pictures of what needed repair and took his time to explain what needed to be fixed. Very professional!!! Thank you Troy

Corinne B.

Jason helped with our toilet leak and replacement. He explained everything very well and detailed with photos since I was not there to have it explained in person. Great service, thanks!

5-Star Service

Real Reviews

With thousands of real reviews from satisfied customers across San Antonio, Radiant Plumbing stands as a beacon of reliability for plumbing and air conditioning systems. Specializing in HVAC, furnaces, water heaters, and leak detection, our services ensure homes remain comfortable and efficient year-round. Count on our skilled technicians to deliver top-notch repairs, installations, and maintenance, backed by genuine customer feedback. From Alamo Heights to Shavano Park and beyond, trust Radiant for unparalleled heating and plumbing solutions that exceed expectations.

Schedule Now

Radiant Branches

Lone Star Locals

Radiant Plumbing & Air Conditioning operates across Austin and San Antonio, keeping over 10,000 homeowners happy with home repairs, installations, and maintenance. 

Austin, TX

  • 901 Reinli St.
    Austin, TX 78751
Visit Radiant Austin
A map showing the area of Austin that Radiant serves

San Antonio, TX

  • 10927 Wye Dr, Suite 102
    San Antonio, TX 78217
Visit Radiant San Antonio
A map showing the area of San Antonio that Radiant serves

Financing

We can offer you financing when for big repairs or sudden emergencies.
Learn more

Specials

View the latest special offers for plumbing, A/C, and heating repair in San Antonio.
View specials

Blog

Advice on how to maintain your home systems as well as the latest news about Radiant!
View blog

Guarantee

Explore the Radiant Guarantee for unwavering commitment to premium service, quality, and reliability.
Our Guarantee

Radiant is San Antonio’s #1 plumbing and air conditioning home repair specialists. Call today to schedule your service!

Select Location:
Services
Company
More Info
Schedule Now
The BBB Accredited Business logo

License Numbers

  • Master Plumbing License #:
    M-45619
  • HVAC License #:
    TACLB138286E
©2025 Radiant Plumbing & Air Conditioning. All rights reserved.
Privacy Policy | Terms and Conditions
Facebook Youtube Instagram Linkedin