If you need to install a wall-mounted visual appliance in a protected premises with a ceiling height of 84″, what is the highest allowable mounting point?

When determining the highest allowable mounting point for a wall-mounted visual appliance, it is essential to adhere to the guidelines established by relevant safety codes, which often dictate that the maximum mounting height for such devices is typically limited by accessibility and visibility requirements.

In this scenario, the maximum height is often set at 78 inches above finished floor (AFF). This height ensures that the visual appliance remains within an accessible range for individuals, including those who might be seated, and ensures that the device can be effectively used by all members of a building's occupancy.

The ceiling height of 84 inches indicates that there is ample room above the mounting point, but the focus is on ensuring that the visual appliance remains functional and reachable for everyone. Thus, the selection of 78 inches AFF as the highest allowable mounting point aligns with accessibility standards and device functionality requirements.