❄️ Local Climate Control Experts by Texas Lone Star AC & Heating LLC

At Texas Lone Star Heating and Air, we recognize what it takes to keep Harlingen properties energy-efficient all year round. From humid Valley days to sudden winter dips, you need HVAC built for battle.

Whether you’re dealing with poor airflow, poor insulation, or constant repairs, our team delivers affordable HVAC repair solutions with precision.

❄️ Cooling Solutions for South Texas

Cooling units are the core of any South Texas home. Our local air conditioner setups are heating and cooling services near me tailored to your home's budget. From heat pumps to central air systems, we install it cleanly.

When things break down, our AC repair team respond fast. Whether it's a thermostat issue, we repair and restore comfort without delays.

To maximize performance, we offer preventative care services. Filter swaps, coil cleaning, refrigerant checks—fully covered.

???? Heat Services for Cold Snaps

While Texas is known for summer, winters can still chill. We install gas furnaces with proper sizing.

If your system won't warm, 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 safe.

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

Ducts connect every room. Our duct installation experts design systems for optimal airflow.

When ducts are cracked, we offer duct repair. Our goal? Reduce system strain.

Dirty ducts reduce airflow. With our airway flush-out, we remove debris and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Need better efficiency? Our HVAC assessments give you the data to plan.

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.

???? Get in Touch

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