Steel pipes (single, combustible insulation, up to 114mm) through a concrete wall. Protecta FR Acrylic 25mm to both sides of wall. Max 300x300mm or 300mm diam. Annular min 10mm. Separation min 30mm between seals. Max FRR -/240/180
System ID #: 324
Max Fire Rating: 240
Max Thermal Rating: 180
Size: Steel up to 114mm
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