... housing units in buildings with 2-4 units, • 5.8% of housing units in buildings with 5-9 units, • 12.1% of housing units in buildings with 10-19 units, • 16.3% of housing units in buildings ... and Use, Construction Type, Number of Stories, and Operating Status Detection Systems Suppression Systems Fire Origin and Path Contributing Factors and ... category also could be used for some devices that are not automatic and so should not be coded as automatic extinguishing equipment present, such as portable extinguishers. Some insight into...