Essentially, your heater is a machine that allows you to convert dollars into heated air. “Burning money” is more than just an expression in this context.
While you may not like to think of it that way, it does help illustrate why efficiency is so important. The higher your efficiency, the less money you have to burn.
Lowered efficiency means you need to spend more money to get the same level of heating. One of the biggest drags on efficiency is a malfunctioning heater or HVAC system. Here’s why: