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.
2. Determine the height of your chair rail. You can place a chalk line or strip of masking tape on the wall to help visualize the height while you decide. It will probably be somewhere between 30 and 36 inches (75-90cm) high, though some go higher for dramatic effect.