????️ Trusted Climate Control Experts by Texas Lone Star HVAC Pros

With Texas Lone Star AC & Heating LLC, we know what it takes to keep Harlingen residences energy-efficient all year round. From humid Valley days to unexpected cold fronts, you need HVAC built for battle.

Whether you’re dealing with poor airflow, an outdated furnace, or constant repairs, our team delivers affordable climate restoration solutions with professionalism.

❄️ Cooling Solutions for South Texas

AC systems are the backbone of any Valley home. Our local cooling system installations are tailored hvac services chicago to your home's requirements. From heat pumps to HVAC systems, we install it for long-term performance.

When things break down, our technicians respond fast. Whether it's a frozen coil, we diagnose and restore comfort same day.

To keep systems running, we offer seasonal HVAC checkups. Filter swaps, coil cleaning, refrigerant checks—fully covered.

???? Heater Installation, Repair & Care

While Texas is known for heat, winters can still chill. We install electric heaters with proper ventilation.

If your system won't warm, our heater repair team handles pilot issues with speed. 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 steady.

???? Airflow Upgrades for Efficiency

Ducts power your HVAC. Our air channel setup experts build systems for balanced temps.

When ducts are cracked, we offer sealing services. Our goal? Reduce system strain.

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

????️ Energy Efficiency, Insulation & Emergency Services

Want to lower your bill? Our home energy audits give you the data to upgrade.

Insulation matters. We offer attic & wall checks 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 peace is restored.

???? Get in Touch

Whether it’s duct repair or a full system overhaul, Texas Lone Star AC & Heating LLC is here for every Brownsville home.