Why Are My Air Ducts Making Noise? 6 Common Sounds and Fixes

Air ducts can make popping, banging, whistling, rattling, or hissing noises when your heating or cooling system runs. Some sounds are normal, especially when the system starts or stops. Others may indicate blocked airflow, loose duct connections, air leaks, or damaged ductwork. The type of noise, where it comes from, and when it happens can […]