Cables (multiple, with or without cable tray) through a concrete floor (120mm min). 3M CP 25WB+ sealant 40mm deep at top of floor only, backed by 80mm mineral wool. Annular space 25-60mm. Thermal up to 120 available using 3M E-5A-4 Endothermic Mat.
Fire rating: 180
Thermal rating: 30, or 120 with E-5A mat
Size: See info sheet D1 & D2 Cables & Trays
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