FIRESTOP Duct Wrap-38 Concrete Floor Rectangular Duct Internal Fire
Rectangular duct penetrating a concrete floor, 120mm thick or greater. FIRESTOP Duct Wrap-38 single, double or triple layer. Internal fire. Annular gap 20-170mm. Up to FRR 120/120/120.
Products
Details
System ID #: 223
Max Fire Rating: 120 minutes
Max Thermal Rating: 120 minutes
Size: Rectangular ducts up to 1800 x 1000mm
Build specifications
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