The perfect door for extreme climates, the Extreme Weather Pet Door protects your home from extreme temperatures while giving your pet the freedom to come and go. This durable door with a 3-flap system delivers maximum energy efficiency that's 3-½ times higher than our standard single-flap pet doors.

Features:
-Maximum energy efficiency is 3.5 times higher than our single-flap pet doors
-3-flap system offers protection from the elements
-Paintable plastic frame
-Fits doors 1 5/8 - 2 1/4 inches thick
-Easy do-it-yourself installation
-Snap-on closing panel included; additional closing panel (sold separately) can be used for added insulation