BF-3325-25
System details
- Type
- Service Penetration
- Element
- Floor
- Substrate
- Concrete Slab
- Minimum Substrate Thickness
- 125 mm
- FRL / FRR
- -/120/120
- Trade
- Plumbing / Hydraulic / Active Fire
- Service
- Insulated Copper Pipe
- Fire Rating
- 120
Fire-stopping products
Application dimensions
- Min Diameter
- 25 mm
- Max Diameter
- 25 mm
- Service Diameter Range
- 25 mm
- Aperture
- 98 mm
- Sealant Depth
- 16 mm
Specimen size & details
25 mm x 1.22 mm 'Type B' copper pipe, with 25 mm thick stone wool insulation. BOSS FireMastic-300™ sealant 16 mm deep in annular gap both sides. BOSS FireMastic-HPE™ sealant applied 10 mm deep where the insulation finishes at its junction with the pipe on both sides.