Not all energy saving windows are made the same. So if you are looking for new panes for your Michigan home, it’s wise to read up on energy performance ratings, and what they mean. The energy performance rating of a window tells you its potential for heat gain and loss, along with how much sunlight it will let into your home. The National Fenestration Council, or NFRC, is a nonprofit group that provides information for customers looking for energy-efficient windows, doors and skylights. When you look at the NFRC label on any ENERGY STAR® window, you’ll find its energy performance rating.
Here are 5 things you need to know about energy saving windows and their performance: