Metallic pipe (continuous insulation, steel to 324mm, copper to 54mm, Alupex to 75mm) through a concrete floor min 100mm thick. Protecta EX Mortar 50mm, backed by 50mm mineral wool. Max FRR -/240/240
System ID #: 338
Max Fire Rating: 240
Max Thermal Rating: 240
Size: Steel to 324mm, copper to 54mm, Alupex to 75mm diam
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