Window screens improve comfort. They let you open your windows to let fresh air into your home, while keeping pesky bugs and insects from entering.
Window screens may be made of metal wire, fiberglass wire, or synthetic fiber mesh and are stretched in a frame of wood or metal and placed over a window opening. Their primary purpose is to prevent bugs, birds, other animals, and air-borne debris from entering your home, while permitting fresh air flow. Most houses the U.S. have screens on all exterior windows. Screens are especially important in areas that have large mosquito or other flying pest populations.
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