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

At Texas Lone Star HVAC, we know what it takes to keep Harlingen homes comfortable all year round. From humid Valley days to unexpected cold fronts, you depend on consistent heating and cooling.

Whether you’re dealing with rising bills, aging ductwork, or constant repairs, our team delivers licensed HVAC repair solutions with care.

❄️ Cooling Solutions for South Texas

Cooling units are the lifeblood of any Valley home. Our local cooling system installations are tailored to your property's budget. From heat pumps to HVAC systems, we install it right.

When things break down, our technicians respond fast. Whether it's a compressor failure, we troubleshoot and restore comfort quickly.

To maximize performance, we offer AC maintenance plans. Filter swaps, coil cleaning, refrigerant checks—all included.

???? Heat Services for Cold Snaps

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

If your system won't warm, our furnace specialists handles blowers with speed. 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 efficient.

???? Airflow Upgrades for Efficiency

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

When ducts are cracked, we offer structural fixes. Our goal? Reduce energy loss.

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

????️ Performance + Protection + Peace of Mind

Need better efficiency? Our efficiency reports service your own hvac give you the data to plan.

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

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

???? Let’s Talk Comfort

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