There are five main areas of the home responsible for wasting the most energy. At the top of that list is windows, and one of the most effective ways to decrease your home’s carbon footprint is by replacing old, drafty windows with new, air-tight Energy Star-qualified windows.
The U.S. Department of Energy estimates that the amount of energy lost annually through windows costs consumers $35 billion. Heat loss and heat gain through and around windows accounts for between 10 and 25 percent of our heating and air conditioning usage, the largest consumer of energy in a modern home. Here are some ways to make sure your windows are as energy-efficient as possible.
This part of the series deals with window size and location, ceiling heights, eave length, and other design and passive design choices you can make for your new home. These choices apply whether you are on or off the grid.