What is the minimum height for wall-mounted audible signal appliances from the finished ceiling?

The minimum height for wall-mounted audible signal appliances from the finished ceiling is 6 inches. This requirement is established to ensure that the signals are installed at an appropriate level for effective sound propagation and to avoid potential obstructions that could reduce their audible effectiveness.

Installation at this height helps ensure that the alarms are easily heard throughout the space, which is crucial for safety during emergencies. It also facilitates accessibility and visibility, allowing individuals to quickly locate the source of the alert. Adhering to these guidelines helps maintain both the functionality and efficiency of the alarm systems in various environments.