Choosing a new heating system for your home requires balancing several different factors. One you’ll pay close attention to is the energy efficiency rating of the new heater. The number matters because you want to find a system that will save you money and help the environment with its performance.
But energy efficiency ratings can be a bit confusing and people often are unaware of what a higher rating means. Below, we’ve provided some essential information to help you understand how ratings work for furnaces and heat pumps.