BF-3298-5
System details
- Type
- Service Penetration
- Element
- Wall
- Substrate
- Masonry
- Minimum Substrate Thickness
- 144 mm
- FRL / FRR
- -/120/120
- Trade
- Plumbing / Hydraulic / Active Fire
- Service
- Sprinkler Pipe
- Fire Rating
- 120
Fire-stopping products
Application dimensions
- Min Diameter
- 34 mm
- Max Diameter
- 34 mm
- Service Diameter Range
- 34 mm
- Aperture
- 42 mm
- Annular Gap
- 4 mm
- Sealant Depth
- 26 mm
- Sealant Fillet
- 50 mm
Specimen size & details
34 mm diameter (25NB) galvanised steel sprinkler pipe with 3.5 mm wall thickness. BOSS FireMastic-300™ sealant 26 mm deep in the annular gap with 50 mm x 50 mm fillet of sealant applied both sides.