Security Height Ruler Tape allows you determine the approximate height of people as they walk through a doorway.
Security Height Ruler Tape
To determine the approximate height of people as they walk through a doorway. Mount ruler tape on or near the door frame to provide reference in quickly identifying the height of a person. The black print is on white 2-mil flexible Mylar that is protected by a 1-mil clear matte film. Back is self-adhesive.
The ruler tape is 2"W starting at 44" to 80" with foot marks.This Security Height Ruler Tape will work on all doors, and door frames.