BF-2525-25
System details
- Type
- Service Penetration
- Element
- Floor
- Substrate
- Concrete Slab
- Minimum Substrate Thickness
- 150 mm
- FRL / FRR
- -/120/120
- Trade
- Plumbing / Hydraulic / Active Fire
- Service
- Iron Pipe
- Fire Rating
- 120
Fire-stopping products
Application dimensions
- Min Diameter
- 32 mm
- Max Diameter
- 159 mm
- Service Diameter Range
- 32-159 mm
- Annular Gap
- Up to 20 mm
- Sealant Depth
- 25 mm
- Sealant Fillet
- 20 mm
Specimen size & details
32mm - 159mm Iron pipe with maximum wall thickness of 4.5mm. 30 - 50 mm lagging. UniWrap™ installed over the Thermobreak lagging with multiple layers, flush on both sides to a minimum 40mm depth. FireMastic-300™ Sealant installed in annular gap flush on both sides. Thermal Defence Wrap on the top side of the floor with a 600mm 1st layer and 300mm 2nd layer.