Fong & Sullivan Heating & Cooling | Local HVAC Services in Plainville, MA

Our maintenance service is a thorough check-up designed to keep your system running smoothly and efficiently. For Plainville homeowners, this includes inspecting electrical connections, checking refrigerant levels to prevent common leaks, cleaning coils, testing system controls, and ensuring even airflow to combat uneven heating. It's a proactive service that helps prevent major breakdowns, improves energy efficiency, and extends the life of your equipment.

A refrigerant leak is a common issue we see in Plainville, especially as systems age. If your AC is struggling to cool, leaking refrigerant is a likely cause. Our certified technicians will perform a detailed inspection to locate any leaks using specialized tools. We repair the leak according to manufacturer standards, then safely recharge your system with the correct amount of refrigerant. This restores cooling performance and efficiency while protecting your compressor from damage.

Uneven heating in Plainville homes can stem from several issues, such as ductwork problems, a malfunctioning thermostat, or an improperly balanced system. Our team starts by diagnosing the root cause. We check your ductwork for leaks or blockages, ensure your thermostat is calibrated correctly, and assess your furnace's output. The solution may involve duct sealing, adjusting dampers, or repairing system components to ensure consistent, comfortable warmth reaches every room in your house.