Mashall’s door and window Repair can replace your old window and patio door screens. window screens deteriorate over tome from the sun. we can replace window screens that have been damaged and are no longer serving their purpose. Custom measurements and fabrication means your get a window screen that fits properly in your windows. Sliding patio screen door replacement. If you have a screen on your door or not we can have a new custom door made that will provide you with a new functioning screen door.