????️ Affordable Heating & Cooling Solutions by Texas Lone Star HVAC Pros

Here at Texas Lone Star HVAC, we recognize what it takes to keep Harlingen properties comfortable all year round. From humid Valley days to seasonal drops, you need HVAC built for battle.

Whether you’re dealing with AC failure, an outdated furnace, or loud HVAC cycles, our team delivers affordable system installation solutions with professionalism.

❄️ Cooling Solutions for South Texas

AC systems are the backbone of any Valley home. Our local air conditioner setups are tailored to your property's size. From mini-splits to HVAC systems, we install it usa hvac services for long-term performance.

When things break down, our AC repair team respond on time. Whether it's a thermostat issue, we troubleshoot and restore comfort without delays.

To prevent issues, we offer AC maintenance plans. Filter swaps, coil cleaning, refrigerant checks—fully covered.

???? Heat Services for Cold Snaps

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

If your system won't warm, our heater repair team handles thermostats with honesty. We explain the fix before we start.

With our winter prep services, your home stays ready for cold spells. We test sensors and ensure your heat is efficient.

???? Ductwork Solutions: Install, Repair & Clean

Ducts power your HVAC. Our duct installation experts design systems for peak efficiency.

When ducts are cracked, we offer duct repair. Our goal? Reduce temperature fluctuation.

Dirty ducts hurt air quality. With our professional duct vacuuming, we remove allergens and restore clean breathing.

????️ Energy Efficiency, Insulation & Emergency Services

Not 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.

???? Call Today

Whether it’s duct repair or a full system overhaul, Texas Lone Star AC & Heating LLC is here for every Valley home.