Single bare metallic pipe (copper up to 54mm, steel up to 324mm, alupex up to 75mm diam) through a composite floor. Protecta FR Acrylic Sealant depth 15-25mm with stone wool backing. Max aperture 300x300mm or 100mm linear gap. Zero smoke leakage up to 200Pa. Max FRR -/120/120
System ID #: 638
Max Fire Rating: 240
Max Thermal Rating: 120
Size: Copper < 54mm, steel < 324mm, alupex <75mm diam
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