Keep your pet safe and secure at all times, especially when you’re not around. This Replacement Kennel Door is specifically designed for use with the Deluxe Pet Porter Jr, Kennel Cab, Pet Taxi, Double Door Deluxe, Classic Kennel, and Aspen Pet Two Door Deluxe, for sizes small (19″ x 12.3″ x 10.8″), medium (23″ x 14.5″ x 12″), intermediate (24″ x 16.3″ x 14.8″) and large (26″ x 18.8″ x 16.5″). NOTE: 8 7/8″ x 9 5/8″ door size also fits Pet Escort Kennel. To ensure a proper fit, be sure to match your pet’s kennel door dimensions with the appropriate dimensions of the replacement door.