Abstract: A retractable garage screen that can be installed inside a garage at a garage door opening where an existing overhead garage door is already installed without interfering with the operation of the existing garage door. The present invention installs just above an existing overhead garage door and employs some of the same hardware used in installing an overhead garage door. The screen door of the present invention is provided with a center zipper that allows the garage screen door to be retracted around the existing sectional door mechanism and also serves as a door for passing through the screen door when the screen door is in use.