Dog Door for Sliding Glass Door

Say goodbye to constant trips to the door and give your dog the independence they crave with the Slide-In Dog Door — the hassle-free way to keep your pet happy while your home stays secure and comfortable. This easy-to-install panel lets your dog access their Porch Potty or backyard anytime, all without permanent modifications to your sliding patio door. Durable Single Flap — Flexible flap design provides a reliable seal, keeping your home insulated while allowing easy in-and-out access for your dog. Available in Three Flap Sizes — Choose Small, Medium, or Large based on your dog’s breed. All sizes fit the same adjustable sliding door height. Adjustable Height — Fits most standard sliding patio doors with heights ranging from 75 7/8" to 80 11/16". Custom Weather Stripping — Seals gaps to block out cold or hot drafts, saving on energy costs. Non-Destructive Installation — Perfect for renters or apartment dwellers; installs securely without permanent modifications. Security Plate — Removable plate locks the dog door for added security when you’re away. Fast, Easy Assembly — Three-section design reduces shipping costs and makes setup a breeze.