Can fireproof bricks be used to seal cable trays
The new AF Systems fireproof brick AF Brick are intumescent polyurethane foam bricks designed to seal electrical and mechanical system penetrations (electrical cables, cable trays, insulated and non-insulated metal pipes, plastic pipes, etc. Scope: Firestopping for busway, cable trays, cables, and trunking passing through walls in enclosed electrical installations. The need to provide fire sealing is a fundamental requirement of the Building Regulations in England, Wales, Scotland and Northern Ireland and is recognised in Regulation Group 527. It is important to remember that the integrity of the fire resisting linings must be. According to the test standard EN1366-3 for penetration seals (cable and pipe penetrations) a mixed penetration seal is defined as a penetration seal intended for penetrations where more than one type of service passes through. Effective protection of cable systems around the world: our tried-and-tested FLAMMOTECT-A and DG-CR 0.
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