Security Boss SB Standard Sash Lockable Window Insert - SB-Stan-Sash-SM-23-SI
The most budget - friendly utility pet door for sash windows is the SB Standard Window Pet Door by Security Boss Manufacturing. Tempered safety glass and an adjustable, spring-loaded end allow for simple installation and removal on each unit. As you look out the window from inside your house, you can choose whether the pet door is on the left or the right side. All Security Boss products are hand built to order.
Each unit comes standard with a security panel that locks into place over the pet door. The SB Standard window inserts are made with heavy duty aluminum framing so that your purchase will last you for many years. Even the pet door is made from quality components that allow you to keep it in it's optimum working condition indefinitely. All Security Boss Inserts come with an extendable brace bar that will lock your door into place.
The sash window pet doors are commonly used for both cats and dogs. The pet-friendly clear, flexible vinyl flap acts as a barrier to the outside while still being clear and flexible.
