Pet Door Replacement Flap - SmartDoor™ Connected Door magento_productid_1403 Fits neck sizes 13-28 inches

Fits neck sizes 13-28 inches for pets over 25 pounds

you’ll feel and see the difference

You’ll also get 1 Deluxe UltraLight™ In-Ground Fence™ Receiver Collar which has a tone-only mode and 4 levels of safe

Attach your leash at the back leash clip to use as a standard harness or attach at the front leash clip to use as a no-pull solution

Compatible filters and pump:  Drinkwell® Replacement Carbon Filters

Pet Door Replacement Flap - SmartDoor™ Connected Door magento_productid_1403 Fits neck sizes 13-28 inchesYour SmartDoor Connected Pet Door flap is built to endure strong storms and even stronger tail thwacks. But if your pet doors flap is starting to show signs of wear, it might be time to get a SmartDoor Replacement Flap. Swapping out your SmartDoors flap is an easy DIY project that only requires a screwdriver and less than half an hour of your day. The durable, weatherproof flap has a magnetic closure so you can rest assured that your pet will always