????️ Trusted HVAC Services by Texas Lone Star AC & Heating LLC

With Texas Lone Star AC & Heating LLC, we know what it takes to keep McAllen residences 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 inefficiency, our team delivers affordable climate restoration solutions with care.

❄️ Cooling Solutions for South Texas

Cooling units are the core of any South Texas home. Our expert cooling system installations are tailored to your home's size. From mini-splits to central air systems, we install it right.

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

To maximize performance, we offer seasonal HVAC checkups. Filter swaps, coil cleaning, refrigerant checks—all included.

???? Heater Installation, Repair & Care

While Texas is known for summer, winters can still surprise. We install electric heaters with proper installation standards.

If your system won't stay on, 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 connect every room. Our air channel setup experts retrofit systems for balanced temps.

When ducts are leaky, we offer sealing services. Our goal? Reduce temperature fluctuation.

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

????️ Energy Efficiency, Insulation & Emergency Services

Not hvac service express sure where your system leaks? Our HVAC assessments 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 if disaster strikes, our night-and-weekend support has your back. We don’t rest until air is restored.

???? Let’s Talk Comfort

Whether it’s emergency service or a full system overhaul, Texas Lone Star HVAC is here for every Valley home.