CF-03-072- Annex B Provides information intended to supplement NFPA 72 Chapter 17 It includes a procedure for determining detector spacing based on the objectives set for the system, size, and rate of growth of fire to be detected, various ceiling heights, ambient...
CF-03-071- High Ceiling Areas In high-ceiling areas, such as atriums, where spot-type smoke detectors are not accessible for periodic maintenance and testing, projected beam–type or air sampling–type detectors should be considered where access can be...
CF-03-070- Design Factors The design needs to take into account the following factors to help ensure that the detector will sense smoke as early as possible: 1.Ceiling shape and surface2.Ceiling height3.Configuration of contents in the protected area4.Combustion...
CF-03-069- Location & Spacing The location and spacing of smoke detectors shall be based upon: the anticipated smoke flows due to the plume and ceiling jet produced by the anticipated fire as well as any pre-existing ambient air flows that could exist in the...
CF-03-068- Construction Where detectors are installed for signal initiation during construction, they shall be cleaned and verified to be operating in accordance with the listed sensitivity, or they shall be replaced prior to the final commissioning of the system NFPA...
