BF-3291-27
System details
- Type
- Service Penetration
- Element
- Ceiling
- Substrate
- Fire Rated Plasterboard
- Minimum Substrate Thickness
- 235 mm
- FRL / FRR
- -/90/90 - RISF 54 min
- Trade
- Electrical
- Service
- Multicore / Mains / Orange Circular
- Fire Rating
- 90
Fire-stopping products
Application dimensions
- Aperture
- 51 mm
- Sealant Depth
- Top 19 Bottom 26 mm
Specimen size & details
10.6 mm diameter Main power cable. BOSS FireMastic-HPE™ sealant 26 mm deep in annular gap of plasterboard finished flush on the underside. BOSS FireMastic-300™ sealant 19 mm deep in annular gap of particle board flooring on the top side, finished flush.