Furnace Making Noise? 7 Warning Signs Toronto Homeowners Shouldn’t Ignore
A furnace that bangs, squeals, rattles, or clicks repeatedly is usually signaling a mechanical or airflow problem not something to wait out. Some noises (a soft click at startup) are normal. Others (loud banging, high-pitched squealing, grinding) mean a part is failing and should be checked by a licensed technician within 24–48 hours to avoid … Read more
