❄️ Reliable Heating & Cooling Solutions by Texas Lone Star HVAC Pros

Here at Texas Lone Star AC & Heating LLC, we know what it takes to keep Harlingen properties climate-controlled all year round. From triple-digit summers to sudden winter dips, you depend on consistent heating and cooling.

Whether you’re dealing with poor airflow, an outdated furnace, or constant repairs, our team delivers affordable HVAC repair solutions with professionalism.

❄️ Cooling Solutions for South Texas

AC systems are the backbone of any Valley home. Our expert AC installation services are tailored to your property's requirements. From mini-splits to central service ac denpasar air systems, we install it right.

When things break down, our AC repair team respond fast. Whether it's a frozen coil, we repair and restore comfort quickly.

To maximize performance, we offer seasonal HVAC checkups. Filter swaps, coil cleaning, refrigerant checks—professionally managed.

???? Heater Installation, Repair & Care

While Texas is known for heat, winters can still surprise. We replace gas furnaces with proper sizing.

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

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

???? Airflow Upgrades for Efficiency

Ducts move the air. Our air channel setup experts retrofit systems for peak efficiency.

When ducts are misaligned, we offer duct repair. Our goal? Reduce temperature fluctuation.

Dirty ducts reduce airflow. With our duct cleaning service, we remove debris and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Want to lower your bill? Our efficiency reports give you the data to plan.

Insulation matters. We offer insulation inspection to make sure your system isn't overworking. Small gaps = big costs.

And if disaster strikes, our night-and-weekend support has your back. We don’t rest until comfort is restored.

???? Get in Touch

Whether it’s duct repair or a full energy audit, Texas Lone Star AC & Heating LLC is here for every Valley home.