Cable trays penetrating masonry walls
Cable trays and busways at floor level or at slab penetrations shall have a waterstop no less than 50 mm in height. They provide a route for building services such as gas, water, and electricity to enter a building, for waste to be carried away and for data. Check out some of our fire compartmentation solutions for electrical penetration applications. Factory-engineered, pre-formed and ready-to-fit cavity tray solution CT Cavity Tray is a BBA certified solution for directing penetrating moisture towards the outer skin of traditional cavity walls and steel-framed backed external masonry walls. 3M Fire Barrier Moldable Putty+ is a one-part, halogen-free product designed to firestop electrical outlet boxes and a wide variety of through-penetrations including cable, conduit, insulated pipe and metal pipe, which penetrate fire-rated construction. FIRSTO fire stops are developed as a modular system which is simple to assemble around the cable run against the wall or on the floor.
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