The Extra Large Ideal Original Pet Door is great for cats and very small dogs. It is designed with a sturdy ABS thermoplastic frame, a see through poly vinyl flap with patented edges to prevent warping; a floating sill to insure good closure, and a strong molded ABS lock-out slide to restrict access when necessary. Ideal Original dog doors feature a tamper-proof mounting system and easy installation.
Adjustable telescoping frame can be installed in doors that are from 1 1/4"" to 2"" thick. Floating bottom threshold for perfect seal every time.
Tamper Proof Mounting System, door can't be removed from outside. Simple 4-step installation (average install time: 20 minutes).
Clear flap constructed of impact-resistant super-strong thermoplastic with a magnetic strip to secure the flap in place.
Thermo-Insulated Lockout Slide give you the option to block access through the pet door.
Flap Size: 10 12/"" x 15"". External Frame: 12 1/2"" x 18 1/8"". Cut-out: 11 3/4"" x 17 1/2"". For pets 36 to 90 Lbs.