Ideal "Fast Fit" Cat Door for Sliding Glass Doors

Cost-effective patio cat door Tool-free installation Installs in aluminum sliding door tracks at least 7/8" wide Suitable for cats of all sizes 4-way locking system for the flap included Note:  Made-to-order which takes approximately 5 days This Ideal Fast Fit sliding door cat door panel comes pre-installed with a cat door for sliding door. The removable, single-pane panel door insert installs without any permanent changes, which is especially convenient for rentals and vacation homes. Featuring a 4-way locking system, you get to control whether you want the cat door to be completely locked or unlocked, in-only or out-only. This patio door cat flap is an economical and effective way to ensure that your kitties can come and go as they please without letting in any unwanted critters. Need to replace the frame? Check out our full selection of Ideal Pet Door Products.  Features: Sliding glass patio pet doors fit aluminum sliding glass door tracks only. For vinyl patio panel pet doors,