How to Adjust a Hanging Glass Shower Door
Frameless glass shower doors can be hung from an top track or from side hinges. Since they do not have a frame, the hardware must be attached directly to the glass.
Actually, the hardware usually clamps the door when you tighten the screws, and a rubber gasket between the hardware and the door prevents damage to the glass. When the screws become loose, the door can slip out and sag or hang unevenly. Readjust these doors with some wood to prop the door and a screwdriver.