Rectangular duct penetrating a concrete or masonry wall, min 90mm thick. One-way system. FIRESTOP Duct Wrap-38 (single or double layer) on non-fire side only. Steel angle both sides. Useful for situations where a grease duct opens to the fire source (kitchen). No wrap or collar required from fire source to the first fire-wall. Internal fire only. Up to FRR 120/120/120.
System ID #: 229
Max Fire Rating: 120 minutes
Max Thermal Rating: 120 minutes
Size: Rectangular ducts up to 1800 x 1000mm
Below are the downloads available. Please tick the ones you would like to receive and complete your details and select how you would like the files delivered to you. Alternatively you can click on the individual download name to view it now.