Endura Flap 6 in. x 11 in. Thermo Panel 3e Fits Patio Door 74.75 in. to 77.75 in. Tall in Satin Frame

Endura Flap Thermo Panel 3e Pet Door for patio doors is manufactured for aluminum sliding glass doors, with U-shaped tracks at least 1 inch in width. They can be installed in vinyl patio doors with U-shaped tracks but may need shimming to secure it. This energy-efficient patio door panel has LoE glass and the Endura Flap Pet Door surrounded by a sturdy aluminum frame. The Thermo Panel 3e doesn't require a drill or other tools for normal installation. It is built with a 3 in. spring-loaded height adjustment piece for ease of installation and removal. In case you need, you can shorten the panel 3/4 in. (requires metal cutting tool) or buy a height extension to add 3/4 in. The single, dual-layered flap is translucent and seals tightly against the weather using a patented system of magnets. When closed, the flap reduces air conditioning or heat loss and can resist winds up to 50 mph. The pet door has an exclusive user-adjustable step-over to better match top of pet door opening to pet height. Available in three colors White, Dark Bronze and Brushed Aluminum. Available in three heights 74-3/4 in. to 77-3/4 in., 77-1/4 in. to 80-1/4 in. and 93-1/4 in. to 96-1/4 in. To determine correct panel height measure from the deepest point in lower track to the highest point in upper track. Comes with: Locking cover, Weather Stripping, Draft Stopper, Locking clamp and installation instructions.