Plastic Doors Hardware & Core Cover Kit

The Plastic Doors Hardware & Core Cover Kit includes additional core covers, screws and nuts for your dog or cat’s PetSafe® Plastic Pet Door. Core covers provide extra insulation when your pet door is installed into a wall with an extension tunnel. This kit comes with enough replacement screws to fit the small, medium and large size Plastic Pet Door. If you have the extra-large size, you will need to purchase 2 of these accessory kits so you’ll have enough hardware. Your pet deserves the best. Trust PetSafe® to keep your pet healthy, safe and happy. Features Compatible with the PetSafe® Plastic Pet Door Core covers provide extra insulation Screws and nuts help keep your pet door in place What Size Pet Door Do I Have? To determine which size pet door you have at home, take a look at your pet door. Count the screws that are holding the flap to the pet door frame to determine which size door you have. 3 screws = size small 4 screws = size medium 5 screws = size large 6 screw