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

Here at Texas Lone Star AC & Heating LLC, we understand what it takes to keep Harlingen properties comfortable all year round. From triple-digit summers to sudden winter dips, you depend on consistent heating and cooling.

Whether you’re dealing with poor airflow, aging ductwork, or inefficiency, our team delivers affordable climate restoration solutions with precision.

❄️ AC Installation, Repair & Maintenance

Cooling units are the lifeblood of any South Texas home. Our local AC installation services are tailored to your property's budget. From mini-splits to HVAC systems, we install it cleanly.

When things break down, our technicians respond on time. Whether it's a thermostat issue, we troubleshoot and restore comfort same day.

To prevent issues, we offer preventative care services. Filter swaps, coil cleaning, refrigerant checks—professionally managed.

???? Heat Services for Cold Snaps

While Texas is known for summer, winters can still surprise. We upgrade gas furnaces with proper installation standards.

If your system won't warm, our furnace specialists handles thermostats with efficiency. We explain the fix before we start.

With our heating maintenance, your home stays ready for cold spells. We test sensors and ensure your heat is safe.

???? Airflow Upgrades for Efficiency

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

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

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

????️ Performance + Protection + Peace of Mind

Want to lower your bill? Our efficiency reports 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 after-hours HVAC rescue has your back. We don’t rest until peace is restored.

???? Get in Touch

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