Metallic pipe (bare - no insulation, copper to 54mm, steel to 273mm, Alupex to 75mm) through a 150mm solid timber or CLT floor. One layer Protecta FR Board 50mm or 60mm within the aperture with a second FR Board overlapping 100mm. Finish with Protecta FR Acrylic sealant. Smoke-safe (<0.1m3/h smoke leakage at 200Pa). Max FRR -/90/-
System ID #: 578
Max Fire Rating: 90
Max Thermal Rating: -
Size: Copper to 54mm, steel to 273mm, Alupex to 75mm
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