Two facts dominate the topic of windows. First, homeowners often have strong feelings about their windows, some of which aren’t really related to energy efficiency. And second, the choices and specifications of windows are both complicated and difficult to understand. We strive in these articles to give advice in a way that gets to the root of window issues but is easy to understand.
Windows are also one of the most important energy-related elements in a commercial building. Lighting and cooling are most often the commercial building’s most expensive energy costs. Daylight from windows can replace electric lighting with educated occupants and effective automatic controls. However, sunshine also brings heat, which the air-conditioning system must remove. Glare is another window-related problem that must be confronted in order to create a healthy and productive visual environment
