As we order from different impact window manufacturers, we provide many options when it comes to windows. During the summertime insulated windows are often requested to confront the heat. Insulated windows, which are also called thermal windows, are made to reduce the heat that enters your home. The windows are so effective against heat because of the argon gas in the windows. Each panel has a sealed space in between that contains the argon gas. This is the best method found at the moment because of how inexpensive argon is. Along with that, argon is a non-toxic, odorless, and colorless gas which makes it entirely safe for use.