PetSafe Extreme Weather Pet Door Large White 12.5" x 19.875"

729849109865 The perfect door for extreme climates. PetSafe's 3-flap pet door protects your home from extreme temperatures while giving your pet the freedom to come and go. 3-flap system offers protection from extreme heat, cold, drafts, insects, or driving rain. This well-designed door delivers maximum energy efficiency that’s 3-½ times higher than PetSafe's standard single-flap pet doors. Great for pets up to 100 lbs.