Ideal Pet Products Aluminum Sash Window Pet Door Extra Large White

Features : These Sash Pet Doors provides your pet with easy access in or out of your home without having to install the pet door within a door or wall. High quality aluminum construction in a white finish. Installs easily into most styles of sash windows (windows that slide up and down). 5/8" thick on all sides and will fit in most standard window tracks. Fits windows 33" to 38" Wide. Spring loaded locking slide. Unbreakable Lexan clear vinyl flap with magnetic closure included.