Petsafe Extreme Weather Energy Efficient Pet Door, White, Medium Ppa19-15795
For pets 18 kg (40 lbs). or less; flap opening size is 20.6cm W x 31.11cm H (8 1/8" W x 12 1/4" H). A snap-on closing panel is included. Pet Type Dogs, Cats, Small Animals. Item model number PPA19-15795.