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Dovetail Infill

The Dovetail Infills are part of the ROCKWOOL® Linear and Trapezoidal Firestop system which is a linear firestop solution for use within compartment junctions

Dovetail Infill Application

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Application(s)

  • Fire-stopping
  • Linear Joint Seals

Product description

The Dovetail Infill consists of a range of pre-shaped trapezoidal blocks of ROCKWOOL high-density stone wool insulation. It is used as a linear firestop seal at junctions between the top of compartment walls, and the underside of composite floor constructions.

The Dovetail Infills can be manufactured to suit a wide range of steel profile dimensions. Dovetail Infills are supplied in standard lengths of 300m.

*Subject to application

  • Non-combustible Insulation

Product properties

NameValueUnit
Fire performance descriptionFire resistance includes integrity and insulation criteria to BS 476: Part 20: 1987.
Reaction to fire descriptionEuropean Reaction to Fire Classification of A1 - non-combustible as defined in BS EN 13501:1
Reaction to Fire dropletsd0
Reaction to FireA1
Reaction to Fire smoke densitys1
Thermal conductivity0.0360W/m∙K
Water vapour transmissionNPDm²•h•Pa/mg

Product variants

2.0] FAQ Block231