PetSafe Extreme Weather Aluminum Dog Door for Exterior Doors - Energy Efficient - 3 Flaps for Insulation - for Large Dogs

Optimize Your Energy Bill: PetSafe brands most energy-efficient pet door will protect your home from drafts in any climate | Encourage Exercise and Independence: Give your cats and dogs freedom to go in or out without asking for your help to open the doorperfect for potty breaks or play time | 3-Flap Insulation: Insulated to block 3 times more thermal energy than a standard pet door, and includes adjustable, flexible flaps with a magnetic seal to keep the weather outside where it belongs | Built to Last: Durable metal frame has reinforced aluminum corners and is built to handle multi-pet households | Keep Your Dog Safe: Sturdy slide-in closing panel controls your pets access and keeps stray animals out | Diy Installation: Easily installs in most exterior doors including paneled, wood, PVC and metal doors 1 1/2 in - 2 in thick; 1 year warranty | Customer Care: Let our pet product experts help; were available Monday through Saturday to answer your questions at PetSafe | Quality Guaranteed: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations for nearly 30 years; we help pets and their people live happy together