Ideal "Cat Sash" Cat Doors for Sash Windows Extreme Includes a C-Clamp lock to

Includes a C-Clamp lock to hold the panel in place (you can install a Charley Bar for additional security

Flap opening measures 7 1/8 in X 7 15/16 in

Comes in white frame color

Added brush weather stripping lines on each flap for better insulation value

Step by step installation video lower on the page helps with easy installation

Ideal "Cat Sash" Cat Doors for Sash Windows Extreme Includes a C-Clamp lock toSash window cat door for tracks at least 7 8" wide Two flap sizes made of clear, Lexan polycarbonate with a magnet to stay closed Features a 4 way locking system for more control over your pet's access Five frame width ranges ("custom" sizes are non returnable) Tool free installation Comes in white only The Ideal Cat Sash Cat Door for Sash Windows is an economical small cat door solution for giving your kitties access to and from the house without