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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Each tunnel section adds 1 7/8"
Holds up in rough climates
whether it be a M (6 5⁄8" W X 11 1⁄4" H) or L / XL (10 1⁄4" W X 15 3⁄4" H) in the dropdown menu
¼" thick acrylic flap is chew proof
Custom step-over is a great solution for large and small dogs sharing the door
Endura Flap Custom Thermo Sash 3e Pet Doors for Sash Windows Flap Size:Small Each tunnel section adds 1Insulating sash window insert with built in pet door Suitable for windows 22" 43" in width, with 1" thick track Features 3 16" clear safety glass which is 59% thicker than the standard for enhanced durability and increased energy efficiency Easy installation and semi permanent, ideal for renters Locking cover included that loads from the top Video to explain how to measure sash window track width Extra Large Flap 22" 25" Width Panel is made with