Steel pipe (no insulation, mild or stainless steel up to 219mm) through a concrete floor min 120mm. Two layers of Protecta FR Board 60mm 2-sided fitted together anywhere within the floor. Finish with Protecta FR Acrylic sealant. Smoke-safe (<0.1m3/h smoke leakage at 200Pa). Max FRR -/240/-
System ID #: 573
Max Fire Rating: 240
Max Thermal Rating: -
Size: Steel up to 219mm diam
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