Kevin Hall, PE, is manager of engineering research at the National Fire Sprinkler Association. He is a registered professional engineer in the states of Maryland and Delaware. Hall is an active member of the Society of Fire Protection Engineers, serving on the EPS committee, and the National Fire Protection Association, serving on the technical committees for NFPA 45, NFPA 96 and NFPA 1031. Additionally, he participates on the Standard Technical Panel for UL 2901.
This month, Kevin Hall from the National Fire Sprinkler Association joined this column to help us better understand preaction systems, one type of fire sprinkler system. There are three types of preaction systems and understanding their differences can aid in making an informed decision on the kind of system to use in different scenarios.