Pet Doors for patio sliding doors can be installed by All American Glass and Screen Company. These doggie door inserts are so much better than the store bought pet door inserts. With our pet doors, the door will operate as designed keeping all weather seals in tact and allowing you to utilize the entire opening that the patio door allows. These doggie door inserts are custom made to your door specifications and all pet door inserts come in a variety of sizes. We can also install pet doors in sliding screen doors. Contact us today for a free estimate.