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APA System Report 405: Fire Protection of Floors Constructed with Prefabricated Wood I-Joists...
SR-405
APA System Report 405: Fire Protection of Floors Constructed with Prefabricated Wood I-Joists...

This APA System Report provides prescriptive fire assemblies for fire protection of floors constructed with prefabricated wood I-joists that comply with 2021, 2018 and 2015 IRC Sections R502.1.2 & R302.13 and 2012 IRC Section R501.3. Revised January 2024. 

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