Visual Mounting Requirements: In general, wall mounted visual fire alarm devices shall be mounted at a height where the entire lens located within 80 in to 96 inches above finished floor. If the ceiling height cannot accommodate this, the device may be within 6 inches of the ceiling, where the strobe coverage is reduced by two times the difference between 80 inches and the actual mounting height.
Audible Mounting Requirements: Audible devices shall be mounted with the top of the device at a height that is not less than 90 inches above the finished floor and not less than 6 inches from the ceiling.
For audible visual alarms, the device mounting height should meet both requirements.
This is a face hosted family for audio only, audio/visual, and visual only fire alarms. The family is surface mounted and are imported with a default elevation of 90” when installed on a vertical face. The elevation is to be adjusted as necessary. The fire alarm may be placed on a vertical face, face, or work plane under the modify > placement tab when inserting the family.
Figure: Plan view of the sample fire alarm. From left to right, the types shown are Audio Only, Audio/Visual 30 CD, Audio/Visual 110 CD, Visual Only 15 CD, Visual Only 30 CD, Visual Only 110 CD.