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
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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
- Tested in accordance with BS 476 part 20: 1987
- Up to 240 minutes of fire resistance*
- Fits into nominated dovetail deck profiles; Holorib, Quickspan, Q51
Hands-on fire-stopping training
ROCKWOOL’s specially created expert led one-day course in fire stopping theory and practical installation practice for industry professionals.
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Special remarks
We were impressed that a ROCKWOOL technical representative visited us on site to provide the required support with data sheets and in-depth knowledge. This technical support was a huge benefit to us, and sped up the installation process in the end. Ben Murphy, Director at Roofing Technologies



