Evergreen Quality: Evergreen Pet Supplies' large doggie door flap replacement offers a simple way to keep your furry pals happy. Compatible with PetSafe doors, it's designed for easy use and fits dog doors for sliding glass doors

Quick Pet Access: Never worry about your pet being stuck outside again with this dog door replacement flap. It's perfect for doghouse door flaps or any pet door for sliding glass doors

Easy Installation: Forget the drill—just grab a screwdriver for a quick setup. This dog door flap replacement features six alignment holes for sliding door dog door ease without power tools

Weather-Ready Design: Built tough with flexible, weather-resistant plastic, this doggy door replacement flap keeps the elements out. A magnetic strip at the bottom seals tight, ideal for dog house door flap winter use

Versatile Fit: Whether you've got a small pup or a big dog, this pet door replacement flap fits them all. Compatible with various PetSafe models, it’s a solid choice for sliding glass door doggie door inserts