In the function window of the house is where air circulation and the entry of light so as to kill germs or bacteria so it's recommended criteria for a healthy home to be occupied, but the development window can we use as a tool to beautify the house therefore not be surprised if the design window when the house is very sweet and elegant, to get the perfect result in our shelter, we should divide the window shapes depending on where we put it, such as in front of the house, next to the house, the kitchen or the bedroom.