FIRESTOP JOINT SPRAY. PROVIDE MINIMUM 1/2" OVERLAP ONTO GYPSUM BOARD AND METAL DECKING BOTH SIDES OF WALL 4 PCF DENSITY MINERAL WOOL INSULATION COMPRESSED 50 PERCENT PERPENDICULAR TO STEEL DECK FLUTES: BETWEEN FLUTES B FOR ADDITIONAL / SIMILAR NOTES NOT SHOWN HERE, REFER TO DETAIL 38-A / A9.2.3 64 A9.2.4 SIM 1" 1 1/2"
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