FIRESTOP Duct Wrap-38 Concrete Wall Circular Duct Internal or External Fire Oversize Aperture
Circular duct up to 1,000mm diam in a rectangular or square aperture through a concrete or masonry wall, 100mm thick or greater. FIRESTOP Duct Wrap-38 single or double layer. Internal or external fire. Annular gap up to 200mm. Up to FRR 120/120/120.
Products
Details
System ID #: 877
Max Fire Rating: 120 mins
Max Thermal Rating: 120 mins
Size: Circular Duct up to 1,000mm diam
Build specifications
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