Cardinal Lock-n-Block Sliding Door Gate LNB

Finally, a pet safety gate for sliding glass doors! The Lock-n-Block is the only sliding glass door gate available on the market today! No more worries about the dog bolting through the screen door. This gate adds a layer of protection even while using the screen door. Ideal for pets, the Lock-n-Block Sliding Door Gate also provides a much-needed visual to help prevent dogs from running into the glass or screen door.