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

At Texas Lone Star HVAC, we know what it takes to keep Harlingen homes energy-efficient all year round. From triple-digit summers 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Whether you’re dealing with AC failure, an outdated furnace, or loud HVAC cycles, our team delivers fast HVAC repair solutions with precision.

❄️ Cooling Solutions for South Texas

Cooling units are the core of any Valley home. Our local AC installation services are tailored to your home's size. From mini-splits to HVAC systems, we install it right.

When things break down, our technicians respond fast. Whether it's a frozen coil, we troubleshoot and restore comfort without delays.

To keep systems running, we offer AC maintenance plans. Filter swaps, coil cleaning, refrigerant checks—professionally managed.

???? Heater Installation, Repair & Care

While Texas is known for heat, winters can still bite. We install electric heaters with proper sizing.

If your system won't ignite, our heater repair team handles blowers with speed. 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 steady.

???? Airflow Upgrades for Efficiency

Ducts move the air. Our air channel setup experts build systems for optimal airflow.

When ducts are cracked, 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.

????️ Performance + Protection + Peace of Mind

Want to lower your bill? Our home energy audits give you the data to save.

Insulation matters. We offer insulation inspection to make sure your system isn't wasting energy. Small hvac repair services near us 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 AC installation or a full system overhaul, Texas Lone Star AC & Heating LLC is here for every Brownsville home.