Rex Heating & Cooling | HVAC Repair & Maintenance in St. Petersburg, FL

This is a frequent issue here, often caused by duct leakage in your attic or crawlspace. Over time, seals can degrade, allowing cool or warm air to escape before it reaches your rooms. Rex Heating and Cooling performs thorough duct inspections and uses professional sealing methods to restore proper airflow, balance your system, and improve overall comfort and efficiency.

Absolutely. Thermostat malfunctions are a common culprit for inefficient cooling in our area. A faulty or outdated thermostat can misread temperatures, causing short cycling or continuous operation. We can diagnose the issue, calibrate your existing unit, or recommend a modern, programmable thermostat for more precise control and significant energy savings tailored to our local climate.

Our preventative maintenance service is designed for Florida's demanding climate. We go beyond basic cleaning to inspect for local issues like duct integrity and thermostat calibration. The check includes cleaning coils, checking refrigerant levels, testing electrical components, and ensuring your system is sealed and operating efficiently to prevent breakdowns during our hottest and most humid months.