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.
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*
Areas of application
Linear Firestop is suitable for use on the following construction types:
- Compartment junctions
Documentation
Please select and download the documentation pertaining to this product. If you require any certification that is not listed here, please contact us via ukdocumentation@rockwool.com

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products
Product variants
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.
Looking for answers
Whether you need help finding a local stockist, have a technical question, or want to speak with a sales representative, we’re here to help. Choose the option that best fits your needs.


