Yale Real Living” Keypad Deadbolts are designed to fit most standard doors.  In most cases, “Yale Real Living” Keypad Deadbolts can be installed in under 30 minutes using only a screwdriver; no additional holes need to be drilled into the door. If the door has not already been prepped for a deadbolt lock, please go to www.yalerealliving.com and download the proper template to prepare the door.