Within minutes to hours after death, the skin is discolored by livor mortis, or what embalmers call postmortem stain, the purple-red discoloration from blood accumulating in the lowermost (dependent) blood vessels.
Common Chair Rail Height. Again, the most common heights for a chair rail are 32/36 inches. Another rule of thumb is that they should be 1/3rd the height of the room.
In fact, in rooms with 9-ft. to 10-ft. ceilings, this height is actually most appropriate for chair rail, and best falls within the rules of classical architecture (see photo, right). Over the past 60 years we have forgotten a lot about those classical rules, and weâve forgotten how chair rail functions in a room.