Reflected ceiling plans help understand the display of the room or space as it would reflect in a mirror placed on the floor. Such graphical presentations of a room or space include different elements to describe things briefly. Electrical elements are among them. Some common electrical elements in reflected ceiling plans are the symbol of battery, doorbell, circuit breaker, service panel inset, wall junction box, ground, main control, etc. Based on the usage, symbols for doorbell chime, doorbell transformer, doorbell push-button, etc., can also be included. In some reflected ceiling plans, the symbol of the electric door opener or magnetic door hold is also included. The symbol of intercoms is also very common.