Full Description

This test procedure is used to determine the comparative burning characteristics of the material under test by evaluating the flame spread over its surface to two known items. The smoke density is also recorded during this test procedure. NFPA 255 is referenced by the NFPA 101?: Life Safety Code? for the test procedure to be used for establishing the values associated with a material's flame spread and smoke density indexes, when used as an interior wall and ceiling finishes.

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Published: 04/15/2000 Number of Pages: 18