Cables (power or communication, D1 & D2, cable trays) through a concrete floor 120mm min. 3M Mouldable Putty wrapped around penetrant for depth of floor then fill any aperture with 40mm putty top surface only backed with 80mm mineral wool. Increased thermal up to 120 available using 3M Duct Wrap 615+. Max FRR -/180/120
System ID #: 222
Max Fire Rating: 180
Max Thermal Rating: Up to 120 with 615 Duct Wrap
Size: Cables D1 & D2, with or without cable tray
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