???? Trusted Heating & Cooling Solutions by Texas Lone Star AC & Heating LLC

At Texas Lone Star AC & Heating LLC, we know what it takes to keep Harlingen homes comfortable all year round. From scorching Texas heat to seasonal drops, you depend on consistent heating and cooling.

Whether you’re dealing with AC failure, aging ductwork, or inefficiency, our team delivers licensed system installation solutions with precision.

❄️ Cooling Solutions for South Texas

AC systems are the core of any Valley home. Our local cooling system installations are tailored to your property's size. From mini-splits to HVAC systems, we install it for long-term performance.

When things break down, our technicians respond reliably. Whether it's a compressor failure, we repair and restore comfort same day.

To prevent issues, 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 replace heat pumps with proper installation standards.

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

With our winter prep services, your home stays ready for cold spells. We clean units and ensure your heat is steady.

???? Airflow Upgrades for Efficiency

Ducts move the air. Our duct installation experts retrofit systems for balanced temps.

When ducts are leaky, we offer sealing services. 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

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

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

And hvac services heating & air conditioning if disaster strikes, our after-hours HVAC rescue has your back. We don’t rest until comfort is restored.

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