2 Point Bolt Mortise Lock Used for Pella Storm Door Handle Set, Storm Door Lock
For storm doors: You need to open a 5-1/2″tall and 5/8″ wide mortise and tenon hole on the side of the door. If you need the lock body to be fully embedded in the door, at least 1-9/16 “. If necessary, you can use a screwdriver to remove the screws on the side of the lock body.