Classification for a fire assembly having a 3-hour fire-resistance rating for protecting openings in 3-hour or 4-hour fire walls and occupancy separations. (Ching, 1995)
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Classification for a fire assembly having a 3-hour fire-resistance rating for protecting openings in 3-hour or 4-hour fire walls and occupancy separations. (Ching, 1995)
« Back to Glossary Index