December 20, 2021

5 Common Furnace Noises and What They Mean

Your furnace is an extremely important appliance, especially during the winter months. So naturally, if yours has started making unusual noises, it can be very disconcerting. The last thing you want is for the appliance that keeps you warm to break down during the coldest time of year. Different furnace sounds can mean different things, though, with some being more worrisome and requiring more significant repairs than others. As a homeowner, if you’re able to identify the separate noises and what they’re a symptom of, it can give you the best chance to handle each situation properly. 1. Loud Banging or Booming An unusual banging or booming noise can be one of the most concerning sounds for a furnace owner, but it isn’t necessarily a major problem. In most cases, this noise will occur with a gas furnace, and it’s most caused by little gas explosions within the appliance. This happens when your furnace’s gas burners aren’t quite igniting on time, and that delay results in buildups. This might be a result of the burners being clogged or contaminated, which is something that a heating technician should be able to take care of. If you let the problem linger, though,...

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