Sash windows vary to a huge extent when it comes to size. Some of the larger varieties of slider windows can be used as doors. Sliding windows are really popular all over the world because they can be used both for residential and commercial applications. The most common type of slider windows is designed with two panes of framed glass, which are called sashes. These two panes are installed on rails that are parallel from each other on a window frame. Each sash can easily be slid past each other. Other types of slider windows only have one movable sash as one is fixed on the frame and can’t be moved. More expensive varieties of slider windows are designed to tilt in or out aside from being able to slide left and right. This feature enables them to provide more ventilation. Other additional features that you can choose to get if you opt to use slider replacement windows include different frame finishes, wooden grills, insect screens, and different types of glass. For the glass, you have the option of getting ones that provide UV protection; those that are tinted; or ones that are shaded in some way If you want to lessen the amount of light and heat that passes through your windows. You can choose to get 2-part slider windows or 3-part slider windows. Regardless of the style that you choose, you will enjoy the maximum glass area that these windows have to offer. This particular feature of slider windows makes them the perfect replacement windows for any type of space that has limited room.