This dog door will accommodate pets from 1-40 lbs. and allow them to come and go as they please. A solid aluminum construction with a stout locking panel for exterior door application, this dog door can be installed on any door from 3/8" to 2" thick. This doggie door will keep your home well-insulated thanks to a soft, transparent single flap with weather-tight seal. If you are looking for a pet door, the PetSafe Aluminum Freedom Dog Door is the winner.

Features of the PetSafe Freedom Aluminum Dog Door:

• Ideal for Dogs 1-40 pounds
• Installs in doors 3/8 in. to 2 in. thick
• Durable Aluminum frame
• Easy, do-it-yourself install
• Limited Lifetime Warranty
• Flap Opening: 8-1/8" x 11-3/4"
• Frame Size: 11" x 2.25" x 16"