Lakeside Jonart Extension Pen - Rail Sides Airline Approved This pet door is installed

This pet door is installed into the bottom left or bottom right corner of your sliding screen door as viewed from the interior side of your home

Crate has 1 spring loaded rattle free

These measurements will help you choose the ideal crate size balancing a luxurious look with everyday comfort for your dog

1" foam core

090 mill finished aluminum to deter K9 from biting at it and trying to open door

Lakeside Jonart Extension Pen - Rail Sides Airline Approved This pet door is installedExtension Pen with Rail sides to add additional space for play, training and growth. Extension Pens are 3 additional panels, (2) side panels and (1) front panel NO floor panels Warranty 1 Year Warranty Size Chart: Size Length Width Height Small 30" 30" 15" Medium 36" 36" 20" Large 48" 48" 24" Extra Large 60" 48" 24"