Pet door that features inner telescoping frame that adapts to doors of 1/2 In

to 1-3/4 In

thickness

Includes high-quality aluminum construction, and a clear flap to allow pet to see if slide isn't in place

Features tamper-proof mounting so that the door can't be removed from outside and a Thermo-Insulated lockout slide

Installation measurements is the opening you cut in the door to install

How to select the right pet door: Step 1: Measure your pet from the top of the shoulders to the chest, just behind the front legs

Step 2: Determine your pet's weight

Step 3: Select the correct door size based on your pet's measurements and weight