Fire Stop Strip

ARC Fire Stop Strip providing firestopping on the top of masonry walls.
Fire product

ARC Fire Stop Strip

  • Up to four hours fire integrity
  • Ideal for closing voids at the top of masonry walls
  • Suitable for both vertical and horizontal applications
  • Excellent acoustic properties
  • Robust detail compliant
  • Third-party certificated by IFC


ARC Fire Stop Strip is designed to prevent the passage of smoke and flames through narrow voids in the construction, offering up to four hours fire integrity when installed between masonry or concrete. Possible applications include: top of masonry walls under the soffit, above partitions, expansion joints, and between ceilings and walls.

Key stats

Length supplied 1.2m
Third-party certification IFC certificate number: IFCC 1732
Insulation Non-combustible rockfibre mineral wool insulation
Thermal conductivity 0.035W/mK
Fire rating Up to four hours
Test standard EN1366-4
Construction type Masonry
Orientation Horizontal or vertical

Frequently asked questions about this product

What’s the maximum size you can manufacture ARC Fire Stop Strip for?

ARC Fire Stop Strip can be manufactured up to 50mm thickness and in widths from 100mm upwards.

Can ARC Fire Stop Strip be used as a joint seal?

ARC Fire Stop Strip can be used to provide fire stopping for gaps in masonry/concrete constructions up to 50mm, provided there is a minimum 100mm depth.

Industry awards and accreditations for this product

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