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NFPA 13 Large Vertical Opening

Question asked by mike13 on Feb 1, 2018
Latest reply on Feb 26, 2018 by mike13

With respect to NFPA 13 (2013 or 2016), 8.15.4.4 and Large Vertical Openings, please see attached sketch for

reference. Please clarify if the dimensions provided meet the intent of this section, specifically the “horizontal

dimensions between opposite edges”. If the sketch does not meet the requirements of this section, please

explain why as the combustible loading of this vertical opening area has not changed.

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