????️ Local Climate Control Experts by Lone Star Heating & Air Specialists

With Texas Lone Star AC & Heating LLC, we know what it takes to keep Harlingen homes energy-efficient all year round. From scorching Texas heat to seasonal drops, you need HVAC built for battle.

Whether you’re dealing with AC failure, poor insulation, or loud HVAC cycles, our team delivers affordable HVAC repair solutions with care.

❄️ AC Installation, Repair & Maintenance

Air conditioning are the core of any Valley home. Our local air conditioner setups are tailored to your home's size. From heat pumps to HVAC systems, we install it right.

When things break down, our AC repair team respond reliably. Whether it's a frozen coil, we diagnose and restore comfort without delays.

To prevent issues, we offer seasonal HVAC checkups. 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 gas furnaces with proper installation standards.

If your system won't warm, our furnace specialists handles pilot issues with honesty. 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 safe.

???? Airflow Upgrades for Efficiency

Ducts connect every room. Our air channel setup experts build systems for peak efficiency.

When ducts are misaligned, we offer structural fixes. Our goal? Reduce system strain.

Dirty ducts waste money. With our duct cleaning service, we remove debris and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Need better efficiency? Our HVAC assessments give you the data to save.

Insulation matters. We hvac service plans 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 air is restored.

???? Call Today

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