???? Affordable Climate Control Experts by Texas Lone Star AC & Heating LLC

At Texas Lone Star HVAC, we understand what it takes to keep Harlingen homes comfortable all year round. From triple-digit summers to unexpected cold fronts, you need HVAC built for battle.

Whether you’re dealing with AC failure, poor insulation, or constant repairs, our team delivers licensed system installation solutions with care.

❄️ AC Installation, Repair & Maintenance

Air conditioning are the core of any Valley home. Our local cooling system installations are tailored to your home's requirements. From heat pumps to central air systems, we install it cleanly.

When things break down, our AC repair team respond on time. Whether it's a frozen coil, we troubleshoot and restore comfort without delays.

To keep systems running, we offer AC maintenance plans. Filter swaps, coil cleaning, refrigerant checks—all included.

???? Heat Services for Cold Snaps

While Texas is known for summer, winters can still bite. We replace gas furnaces with proper ventilation.

If your system won't stay on, our heater repair team handles blowers with efficiency. We explain the fix before we start.

With our heating maintenance, your home stays ready for cold spells. We test sensors and ensure your heat is safe.

???? Airflow Upgrades for Efficiency

Ducts connect every room. Our air channel setup experts build systems for peak efficiency.

When ducts are misaligned, we offer sealing services. Our goal? Reduce energy loss.

Dirty ducts hurt air quality. With our airway flush-out, we remove allergens and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Need better efficiency? Our efficiency reports give you the data to save.

Insulation matters. We offer attic & wall checks to make sure your system isn't bleeding temperature. Small gaps = big costs.

And if disaster strikes, our 24-hour emergency repair has service hvac rome ga your back. We don’t rest until air is restored.

???? Get in Touch

Whether it’s emergency service or a full energy audit, Texas Lone Star AC & Heating LLC is here for every South Texas home.