Ideal Pet Products Wall Entry Pet Door Double Flap for Walls with Built-in Telescoping Tunnel and Lock-Out Slide, Extra Large, White

Robust structural foam plastic body designed for set up in partitions from 4-1/4” to 9-1/4” thick
Double, versatile clear vinyl flaps create an “air lock” for max insulation and power effectivity
Comes full, together with all {hardware}, template, and detailed easy-to-follow directions. No further elements or wall package wanted!
Animal lock-out slide included
Installs simply into all kinds of inside and exterior partitions together with drywall, plaster, wooden, aluminum or vinyl siding, stucco, brick and even concrete.