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P12 Fire stopping systems

GENERAL

130 FIRE STOPPING SYSTEM TO INDIVIDUAL SERVICES PENETRATIONSas applicable
• Fire resistance: site specific.
• Penetration seal: Pipe collar - insulated wrap.
- Size: site specific.
• Capping sealant: Fire resisting silicone.
- Colour: site specific.

160 LINEAR GAP SEALINGas applicable
• Fire resistance: site specific.
• Gap width or height (nominal): site specific.
• Gap filler: Mineral wool.
• Capping sealant: Fire resisting silicone.
- Colour: site specific.

PRODUCTS

305 PRODUCT CERTIFICATION
• Certification: For products specified generically, submit evidence of compliance
with the specification.
• Acceptable evidence: Agrément certificate.

360 MINERAL WOOL RIGID BATTS
• Standard: To BS EN 13162.
• Manufacturer: Contractor's choice .
- Product reference: Submit proposals.
• Recycled content: Submit proposals.

EXECUTION

620 WORKMANSHIP GENERALLY
• Gaps: Seal gaps between building elements and services, to provide fire resistance
and resist the passage of smoke.
• Adjacent surfaces: Prevent overrun of sealant or mortar on to finished surfaces.

650 INSTALLING FIRE STOP LAMINATE
• Fitting of strips: Compress strips and fit into gap, so that, as they decompress, the
strips wedge themselves in the void.
• Shrink wrapping: Do not remove.
• Joints:
- Ends of strips: Fit intumescent 'end piece' at both ends of run of stop laminate.
- Joints between strips: Fit two intumescent 'end pieces' at each butt joint.

RotF generic (intermediate) NBS 2014 6118-AEW-XX-XX-NBS-A-01