AC acting up in Round Rock? When your home’s comfort is on the line, you don’t want guesswork—you want clear answers, upfront pricing, and a team that actually shows up. We’ve seen it all (and fixed it, too). At Radiant Plumbing & Air Conditioning, our licensed technicians handle everything from emergency AC repairs to full system replacements, seasonal tune-ups, and brand-new installations. Since 1999, we’ve built our reputation on trust, transparency, and quality work that lasts. That’s Radiant. We’re here to keep Round Rock cool, one home at a time.
Don’t wait for a summer breakdown to think about your AC. With Radiant’s Care Club, Round Rock homeowners get year-round peace of mind and exclusive savings. Your membership includes a full AC tune-up every year—complete with refrigerant checks, coil cleaning, thermostat testing, and more to keep your system running at peak efficiency. Plus, you’ll enjoy no dispatch fees, a 10% discount on services, and three annual visits that cover your AC, heating, and plumbing systems. It’s the easiest way to prevent surprise breakdowns, lower your energy bills, and keep comfort flowing in every season.
When your AC needs attention, you deserve more than a quick fix—you deserve confidence that the job was done right. At Radiant, every AC repair, tune-up, or installation in Round Rock comes backed by our Home Comfort Guarantee. That means upfront pricing with no surprises, highly trained technicians who respect your home, and work that’s built to last. From refrigerant checks to full system replacements, we stand behind every detail with guarantees on satisfaction, installs, and performance. With Radiant, your comfort isn’t just a goal—it’s guaranteed.
We proudly service the following cities and neighborhoods in Austin, TX:
Not seeing your area? Give us a call at 512-265-6994
When your air conditioner stumbles on a 100° afternoon, you need a tech who understands how Round Rock’s climate punishes cooling systems. Our team services homes from Teravista to Brushy Creek and beyond, bringing fix-it-now responsiveness and clear, upfront pricing. We design repairs and tune-ups around local realities: blistering attic temperatures, long runtime hours, spring storm surges, and heavy summer humidity that breeds algae in condensate lines. That’s why our diagnostics go beyond a quick recharge; we check airflow, duct leakage, attic ventilation, and control settings to restore comfort and protect your equipment.
In Round Rock, the most common AC problems come from our extreme heat and spring storms. We see parts that overheat, systems that can’t breathe because the air can’t move freely, outdoor units choked with oak pollen and yard debris, and drain lines that grow gunk and back up—sometimes shutting your system off. A lot of cool air also gets lost in hot attics before it ever reaches your room. We recommend simple protection against power surges during thunderstorms, and we always test your system under real afternoon heat so it holds up when the day is at its hottest—not just when it seems “fine” in the morning. For small businesses, we schedule work to minimize downtime and keep staff areas and customer spaces cool without disruption.
We do more than AC repair and replacement. Explore some of our other Round Rock services:
Whether it’s a capacitor cooked by attic heat, a condensate clog flooding the hallway, or a coil blanketed in spring pollen, Radiant restores cool fast, and helps prevent repeat breakdowns with regularly scheduled maintenance and practical upgrades. Residential or light commercial, we’ve got you. Tell us what’s happening and we’ll send out a friendly pro today. Just Call Radiant!
