EAVE SOFFIT SECTION FIRE RESISTIVE STRUCTURE AND FIRE PREVENTIVE DAMPER

摘要

PROBLEM TO BE SOLVED: To provide an eave soffit section fire resistive structure and a fire damper promoting fire resistance efficiency of a wooden member around the fire damper.;SOLUTION: A glass fiber nonwoven fabric mat 6f is provided so as to cover a part as the surface exposed place of a bade material batten 6c fixing a body section 6a of the fire preventive damper and exposed to an opening section 3a. A glass fiber nonwoven fabric mat 6g is provided so as to cover the surface exposed place of a barge base material batten 7 fixing the body section 6a of the fire preventive damper. The heat transmitted to the base material batten 6c or the barge 7 is cut off by the glass fiber nonwoven fabric mats 6f and 6g, and the burning of the base material batten 6c or the barge base material batten 7 can be prevented.;COPYRIGHT: (C)2002,JPO