FIRESTOP Duct Wrap-38 Concrete Floor Circular Duct Internal Fire Oversize Aperture
Circular duct up to 1000mm diam in a square or core-drilled aperture penetrating a concrete floor, 120mm thick or greater. FIRESTOP Duct Wrap-38 single or double layer on top side only. Internal fire. Annular gap 20-170mm. Up to FRR 120/120/120
Products
Details
System ID #: 503
Max Fire Rating: 120 minutes
Max Thermal Rating: 120 minutes
Size: Circular Duct up to 1000mm diam
Build specifications
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