PetSafe Cat Door for Screen Size Small Dogs and Cats up to 30 lb Use in Doors Window Screens Porch

EASY TO INSTALL: Snaps directly into your existing screen door, window or porch screen for quick and easy installation, and blends perfectly with your existing screen BUILT TO LAST: The high-impact plastic frame surrounds a durable mesh that is puncture and tear-resistant to withstand frequent use from your pets SAFE AND SECURE: Large door has sliding wind-locks that are strong enough to resist flapping open in the breeze but not so secure that your dog can't run through; small door locks to prevent entry DIMENSIONS: For pets under 30 pounds; flap opening size is 8 inch W x 9 1/4 inch H; measure your pet to ensure comfortable use.SIZE INFORMATION: For cats and small dogs under 30 lb; the small flap opening size is 8 in W x 9 1/4 in H; measure your pet to ensure comfortable use.CUSTOMER CARE: Let our pet product experts help; we're available Monday through Saturday to answer your questions at 1-800-845-3274 International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.