Mineral Fibre

earthwool slab, rock mineral fibre slabThrough established manufacturing partners, Building Innovation is able to offer rock mineral fibre flat roof solutions for flat roofs.  Either on their own or incorporated into a Hybrid Tapered Insulation Solution, mineral fibre slabs are well known for their acoustic, environmental and fire performance.


Mineral Fibre Flat Roof Slabs



Suitable for use with single ply membranes, hot applied bitumen systems and mastic asphalt.


High strength, dense rigid slabs made from rock mineral wool

Thermal performance

The thermal conductivity (lambda/λ-value) of mineral fibre  is 0.038 W/m.K.


1200mm x 900mm


Mineral fibre slabs are a popular choice for use in flat roof applications and benefit from:


  • Excellent acoustic performance
  • Superior fire performance
  • Flat boards easily receive waterproofing systems
  • Quick to install and dimensionally stable


Ideal for use within Building Innovation’s Hybrid Systems


Contact us for detailed technical information.