BF-2774-7
System details
- Type
- Service Penetration
- Element
- Wall
- Substrate
- AAC / Hebel
- Minimum Substrate Thickness
- 144 mm
- FRL / FRR
- -/120/60
- Trade
- Plumbing / Hydraulic / Active Fire
- Service
- PEX
- Fire Rating
- 120
Fire-stopping products
Application dimensions
- Min Diameter
- 0 mm
- Max Diameter
- 25 mm
- Service Diameter Range
- Up to 25 mm
- Aperture
- Up to 1200 x 500 mm
- Annular Gap
- 3.5 mm
- Sealant Depth
- Depth of collar mm
Specimen size & details
Up to 25 mm PEX pipe with 3.1 mm wall thickness, penetrating 2 layers of BOSS Batt™ protecting an aperture up to 1200 mm x 500 mm. Sealant installed in the gap between the collar and pipe to the full depth of the collar, finished flush both sides. The system includes a 32 mm BOSS MaxiCollar™ installed to both sides.