Concrete, masonry and drywall.


Flexible firestop solution for single cables, cable bundles, cable trays, conduits in concrete, masonry and drywall applications. Solution for the renovation of sealed cables, cable trays and mixed penetrations without removing the existing old firestop.

Features and benefits:

  • Broad approval range – cables, trays, conduits and pipes (metal up to 114 mm and plastic up to 50 mm).
  • Surface-mounted solution with 100% cable fill.
  • Optimised for irregular small and medium openings.
  • Ideal for irregular small and medium openings.
  • Re-penetrable to allow future increases in cable capacity.
  • Firestop performance tested up to three hours
  • Air permeability, airborne sound and thermal insulation tested.


Concrete, masonry and drywall.

General information

Uniclass 2015

Pr_65_52_61_15 Concealed intumescent pipe collarsPrimary


P12/370 Pipe collar

P12/43 Pipe collar - concealed intumescent

Specification data - Concealed intumescent pipe collars

Product Reference


Standard product features

Dimensions (l x w x h):

200 x 200 x 85 mm

Fire resistance:

Up to three hours, dependent on substrate and application.

Technical properties:

  • Application temperature: 5–40°C.
  • Temperature resistance: -15 to +60°C.
  • Reaction to fire (to BS EN 13501-1): E.
  • VOC acc. to LEED v4: Low-emitting product.
  • Mould and mildew resistance (to BS EN ISO 846): Class 0.
  • Thermal insulation 0.089 W/mK.

Third party certifications

  • ETA: 16/0382

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