HVAC Services Lewisville TX | Call Dagar Heating & Air

Signs of an improperly sized system include rooms that are never the right temperature, short-cycling (frequent on/off cycles), and unusually high energy bills. In Lewisville's climate, this is a common issue that leads to discomfort and wear. Dagar Heating & Air provides professional load calculations to determine the perfect system size for your home's layout and insulation, followed by expert installation or replacement to ensure efficient and balanced comfort.

Yes, a refrigerant leak is a frequent cause of reduced cooling capacity in our area, especially during our hot summers. Signs include weak airflow, ice on the coils, and hissing sounds. It's crucial to address leaks promptly, as running low on refrigerant can damage the compressor. Our technicians at Dagar Heating & Air use specialized tools to locate and repair leaks, then recharge your system to its factory specifications, restoring full cooling power and efficiency.

Our preventative maintenance is designed to catch problems like small refrigerant leaks and system strain before they become major repairs. A visit includes cleaning coils and components, checking refrigerant levels and pressure, inspecting electrical connections, calibrating thermostats, and ensuring proper airflow. This proactive service for Lewisville homeowners improves efficiency, extends your system's lifespan, and helps maintain consistent comfort, saving you money and hassle in the long run.