Revised IR A-21: Design Installation and Maintenance of Fire Alarm Systems
The Division of the State Architect (DSA) has revised Interpretation of Regulation (IR) A-21.
IR A-21: Design, Installation and Maintenance of Fire Alarm Systems has had minor revisions incorporated to clarify requirements. If you have any questions regarding IR A-21, please contact George Barnes, Principal Fire & Life Safety Officer, email@example.com.
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