When people think about gas furnaces, they often think of pilot lights—those small, steady burning flames that wait inside furnaces to ignite the burners. However, if you go to your home’s furnace right now and look for the pilot light, you probably won’t find one. The reason is that the standing pilot light has been mostly replaced with electronic ignitions systems.
Why did this change happen? Follow along below, and we’ll tell you the story of why electronic ignition is now the standard.