In this episode Dave McGrail goes into detail of what NFPA 14 (Standard for the Installation of Standpipe and Hose Systems) pre-93 and post-93 means in regard to expected outlet pressures and how those pressures can affect target fire flows comparing 1-3/4” and 2-1/2” hose.
Dave McGrail
Dave McGrail is a 36-year veteran of the fire service and an Assistant Chief with the Denver Fire Department. He instructs internationally on a wide range of fire service topics, specializing in high-rise firefighting operations. He is the author of the book Firefighting Operations in High-Rise and Standpipe Equipped Buildings published by PennWell (Fire Engineering Books and Videos) in 2007. Dave holds two Associate of Applied Science Degrees in Fire Science Technology, one with a focus in Fire Suppression, and the other with a focus in Fire Prevention. Dave also holds two Bachelor of Science Degrees, one in Human Resource Management, and the other in Fire Service Administration.
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