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

With Texas Lone Star Heating and Air, we understand what it takes to keep Harlingen residences comfortable all year round. From triple-digit summers to unexpected cold fronts, your HVAC system must stay ready.

Whether you’re dealing with rising bills, an outdated furnace, or constant repairs, our team delivers licensed climate restoration solutions with precision.

❄️ AC Installation, Repair & Maintenance

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

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

To prevent issues, we offer preventative care services. Filter swaps, coil cleaning, refrigerant service hvac cost calculator checks—fully covered.

???? Heater Installation, Repair & Care

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

If your system won't ignite, our heater repair team handles thermostats with honesty. We explain the fix before we start.

With our heating maintenance, your home stays ready for cold spells. We clean units and ensure your heat is steady.

???? Ductwork Solutions: Install, Repair & Clean

Ducts connect every room. Our air channel setup experts retrofit systems for optimal airflow.

When ducts are cracked, we offer sealing services. Our goal? Reduce temperature fluctuation.

Dirty ducts hurt air quality. With our duct cleaning service, we remove dust and restore clean breathing.

????️ Performance + Protection + Peace of Mind

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

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

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

???? Call Today

Whether it’s emergency service or a full system overhaul, Texas Lone Star AC & Heating LLC is here for every Valley home.