Many new home buyers, as well as home owners in the market to make improvements to their homes, are looking for new ways to save money on their every day expenses. One of the ways they can achieve this is by installing energy efficient windows in their homes. These windows have the ability to keep the heat inside the house in the winter and can keep it out in the warmer months.
This website provides really good information about the technology as well as design and installation of energy efficient windows. The good thing about this site is that it is not operated by the window industry, and therefore provides seemingly unbiased information on the subject.