Duct (up to 1200 x 1200mm) through a fire-rated concrete wall. Protection from internal or external fire FRR -/120/120. Trafalgar FyreWrap single layer for duct and double layer adjacent to penetration. Trafalgar Maxilite Board collar with fillet of Trafalgar FyreFLEX sealant.
System ID #: 496
Max Fire Rating: 120 mins
Max Thermal Rating: 120 mins
Size: Up to 1200mm wide x 1200mm high
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