The assembly integrates a 1-hour fire-rated structural column finished with cementitious fire spray and enclosed within a rated envelope. A 24-gauge prefinished metal trim closure seals the cavity, which is infilled with mineral wool insulation and firestopping. The vapour barrier and permeable air-weather membrane tie continuously into the curtain wall mullion. A canopy rainwater leader is encapsulated inside the rated assembly, complete with a 1-hour fire-rated maintenance access hatch.
M N ESV-GL1 P6-B 1/2" CANOPY RWL ENCAPSUALTED INSIDE RATED ASSEMBLY. PROVIDE 1HR RATED MAINTENANCE ACCESS HATCH STRUCTURAL COLUMN c/w 1HR FRR CEMENTITIOUS FIRE SPRAY SEALANT SEAL THE VAPOUR BARRIER AND THE PERMEABLE AIR/WEATHER MEMBRANE TO THE CURTAIN WALL MULLION STAIR 1 OFFICE EXTERIOR 24 GA. PREFINISHED METAL TRIM CLOSURE INFILL CAVITY WITH MINERAL WOOL INSULATION FIRESTOP FRM4 GL-5 STOVENTEC PANEL COVERA COMPLETE INTERIOR INTERIOR (0.81 m) 2'-8" ST1-1B
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