Access doors or gates in.
Commercial door handle height.
Use the try square to make a light 3 inch long horizontal line perpendicular to the grain inward from the mark.
The backset is the corresponding vertical mark needed to center the knob.
Door handles pulls latches locks and other operating devices shall be installed 34 inches 864 mm minimum and 48 inches 1219 mm maximum above the finished floor.
The federal standards for doors and door hardware are found in several sets of codes concerning building design and accessibility.
Door hardware ada compliant locks exit devices handles pulls latches and other operable parts on doors shall comply operable parts of such hardware shall be 34 inches minimum and 48 inches maximum above the finish floor or ground.
Handles pulls panic bars.
Measure up vertically from the bottom corner of the door and make a mark on the edge of the door at the desired height.
Locks used only for security purposes and not used for normal opera tion are permitted at any height.