Linear Firestops
The Linear Firestops 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 Linear and Trapezoidal Firestop system consists of a range of strips and pre-shaped 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 roof and floor constructions.
The Linear Firestop can be manufactured to suit a wide range of steel profile dimensions. All Firestop products are supplied in standard lengths of 1m.
- Up to 240 minutes of fire resistance*
- Rectangle strips installed under 5% compression
- Tested in accordance with BS EN 1366-3: 2021 and/or BS EN 1366-4: 2021*

Linear and Trapezoidal Firestop System Installation Guide
Installation guideline for ROCKWOOL Products in the Linear and Trapezoidal Firestop Systems

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products

Republic of Ireland Price List
Price List March 2025

UK Price List
Price List March 2025
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



