Fire protection duct made of water- and frost-resistant glass fiber lightweight concrete of building material class A1 according to EN 13501-1 for fire-safe laying of cables in escape and rescue routes and for maintaining the functionality of safety-relevant systems. Classification I90 as I-duct according to DIN 4102 Part 11 and classification E30 as E-duct according to DIN 4102 Part 12. Installation of the duct on wall brackets or as ceiling installation with hanging posts and brackets or on a U-cross profile suspended with threaded rods. Pre-assembled connection fittings ensure quick assembly on site, loosely placed covers for quick inspection and subsequent installation. Fire protection duct with cover and pre-assembled connection fittings, connecting screws, sealing strips.
