Ideal "Cat Sash" Cat Doors for Sash Windows Extreme please consider that the bottom

please consider that the bottom of the pet door will start 3 3/4 inches above the top of the bottom frame

Controls when and how cats use the pet door

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

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

Available in three height adjustment ranges

Ideal "Cat Sash" Cat Doors for Sash Windows Extreme please consider that the bottomSash 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