Houses Basement Sliding Aluminum Glass Windows This Basement Window is an essential addition to your home. It makes it easier for you to get fresh air below your home. Sliding windows offer an easy way to improve the look and feel of your outdoor structure Sliding Windows Specification Material: Aluminum Alloy Frame + Tempered Glass Tempered Glass: 6MM Thick Width: Customizable Height: Customizable Ideal for sheds, playhouses, chicken coops, basements, barns, households, stores, snack bars, garages and outdoor windows structures alike. It's highly insulated, which makes the window set more energy efficient and can reduce the cost to heat or cool your house. The window slides open and closed easily. The sash glides effortlessly, interlocking with the main frame to ensure a weather-tight seal.