❄️ Trusted Heating & Cooling Solutions by Texas Lone Star HVAC Pros

Here at Texas Lone Star AC & Heating LLC, we know what it takes to keep McAllen residences comfortable all year round. From triple-digit summers to sudden winter dips, your HVAC system must stay ready.

Whether you’re dealing with AC failure, an outdated furnace, or constant repairs, our team delivers affordable system installation solutions with professionalism.

❄️ AC Installation, Repair & Maintenance

Cooling units are the backbone of any Valley home. Our local AC installation services are tailored to your home's budget. From heat pumps to HVAC systems, we install it right.

When things break down, our cooling repair experts respond on time. Whether it's a frozen coil, we diagnose and restore comfort same day.

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 electric heaters with proper sizing.

If your system won't warm, our heater repair team handles thermostats with speed. 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 efficient.

???? Airflow Upgrades for Efficiency

Ducts move the air. Our duct installation xpress hvac services inc experts design systems for balanced temps.

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

Dirty ducts reduce airflow. With our professional duct vacuuming, we remove allergens and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Want to lower your bill? Our efficiency reports give you the data to save.

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

And if disaster strikes, our night-and-weekend support has your back. We don’t rest until peace is restored.

???? Let’s Talk Comfort

Whether it’s emergency service or a full energy audit, Texas Lone Star HVAC is here for every South Texas home.