Why Is Your Furnace Whistling?
Monitoring your furnace is a key part of catching issues before they worsen. A noisy furnace is often attributed to problems with the filter or ductwork. However, some noises can indicate something has gone wrong with the gas supply valve. Here are the most common reasons behind a whistling furnace. Clogged Filters A dirty filter may cause a whistling sound if it’s impacting airflow into the system. The noise comes from the air being pulled through the clogged filter into the furnace. Dirty filters allow excessive dust and debris into the system, increasing wear and tear. It’s essential to switch...View Article Continue Reading