AC units freeze up when airflow across the evaporator coil is restricted or refrigerant pressure drops too low, causing condensation on the coil to turn to ice instead of draining away. The leading culprits behind what causes AC to freeze up are dirty air filters, blocked vents, and low refrigerant from a leak. Once ice builds up, […]

Homeowners should call an HVAC technician immediately if their system shows no heating or cooling, unusual smells, strange noises, water leaks, ice buildup, or a sudden spike in energy bills. These signs point to problems that typically worsen fast and can turn into safety hazards or expensive breakdowns if ignored. Texas leads the nation in HVAC service […]