Century A/C Supply | Professional HVAC Repair in Houston, TX

A frozen coil is often caused by restricted airflow or low refrigerant. At Century A/C Supply, we can help you diagnose the root cause. Common solutions involve replacing dirty air filters, checking for blocked return vents, or, if needed, providing a new evaporator coil matched to your system. Our team can guide you to the right parts and tools for a lasting repair.

Absolutely. Thermostat wiring problems are common, especially in older Houston homes. We carry a wide range of programmable and smart thermostats, along with the necessary wiring kits and connectors. Bring in your old thermostat or a photo of the wiring, and our experts can help you identify the issue and get the correct replacement for reliable temperature control.

We welcome both! While we are a primary supplier for local HVAC professionals, we also assist knowledgeable homeowners tackling DIY repairs. For common issues like coil freezes or thermostat wiring, we can provide the parts and straightforward advice you need. For more complex problems, we're happy to recommend trusted local technicians from our network.