We want to start this post with an important reassurance about gas furnaces: they aren’t “dangerous” appliances to have in your home, and with the proper care a gas furnace can run safely for many years.
But we do have to address the possibilities of health hazards, and any gas-burning appliance can create dangers from carbon monoxide leaks or fires. The more you know about potential safety issues that can come from your gas furnace, the better armed you’ll be to prevent them.
Intro over, now let’s talk about one of the serious gas furnace problems that can put a household’s health at risk: a cracked heat exchanger.
