- EASY TO INSTALL: Large size door installs directly onto existing screens in your home for quick and easy outdoor access for your dog or cat
- STORM DOOR, WINDOW, AND PORCH COMPATIBLE: Works with most metal or vinyl coated fiber screen storm doors, window screens or screened-in porches
- DURABLE SCREEN MESH MATERIAL: Specially designed mesh material is safe and durable for pet use; puncture and tear-resistant
- SAFE AND SECURE: Large size door has durable high-impact frame reinforced with screws; with light sliding locks designed to prevent flapping in strong winds
- EXPERIENCE: PetSafe brand is an industry leading U.S. manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year
- BUILT TO LAST: Added screws hold the Large door firmly in place to stand up to wear and tear from larger pets
- SIZE INFORMATION: For pets up to 100 lb.; flap opening size is 10 1/4 in. W x 17 1/8 in. H; measure your pet to ensure comfortable use