FIRESTOP Duct Wrap-38 Concrete Floor Circular Duct External Fire Oversize Aperture
Circular duct penetrating a concrete floor, 100mm thick or greater. FIRESTOP Duct Wrap-38 single or double layer. External fire. Annular gap up to 200mm. Up to FRR 120/120/90
Products
Details
System ID #: 717
Max Fire Rating: 120 minutes
Max Thermal Rating: 90 minutes
Size: Circular Duct up to 1,000mm diam
Build specifications
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