Custom Endura Flap Severe Weather Vinyl Sliding Glass Dog Door

Custom height double flap pet door for vinyl sliding glass doors  Insulating flaps withstand 50 mph winds and -40°F temperatures Dual-pane, Low-E glass reduces UV rays and infrared light Quick and easy installation into tracks 1-1/2" to 1-3/4" thick   Custom orders are made to your specifications and are non-returnable Approximately three weeks to build your custom panel pet door We'll need more information to complete your order. In your Order Confirmation email, there will be an Orange button with "Finish Your Order." Click on it to enter to answer questions to finish your order. Thank you! The Custom Endura Flap Severe Weather Vinyl Sliding Glass Dog Door is a high-quality cold weather dog door for sliding glass doors. The spring-loaded dog door panel is quick and easy to install in your channel-style vinyl sliding glass door track (will not work with monorail tracks). This extreme weather dog door for vinyl sliding glass doors is built with dual-pane, Low-E glass, and insulati