Linear and Trapezoidal Fire Stops


Linear and Trapezoidal Firestop Systems

A range of strips and pre-shaped blocks of ROCKWOOL high density stone wool insulation for firestopping gaps at the top of fire resistant walls to the underside of floor and roof constructions. ROCKWOOL has expertly developed Linear and Trapezoidal

Firestop Systems to provide resistance at the junctions of compartment walls and floors, with a product solution tailored to suit various profiles. Part of the ROCKWOOL FIREPRO© range, this product provides solutions to a wide range of construction elements including masonry walls with a density of at least 400 kg/m³, as well as ensuring both fire integrity and insulation criteria for concrete decks, composite decks and simple profiled sheeting.


  • LPCB Approved

  • LUL Approved

  • Maximum protection - offering up to 4 hours of fire protection, Linear and Trapezoidal Firestop Systems create lasting protection against fire and smoke passage.

  • Available to purchase in small quantities - ROCKWOOL Linear and Trapezoidal Firestop System deliver great flexibility and cost effectiveness.

  • Additional usage - ROCKWOOL offers this firestop system as a totally enclosed option to maximise fire protection.

Contact us

We are here to help if you need support. Whether it's choosing the right product for you, checking measurements or anything else.

Feel free to Contact us or call our friendly and knowledgable team on 01335 347629