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Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 100mm (65.6m²) - 20 Pack (6 Slabs/Pack)


£654.70 Ex VAT
£785.64 Inc VAT
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Our bulk packs of Knauf Dritherm 32 Glass Mineral Wool cavity slab insulation are ideal for large build projects for use in masonry walls. Install this cavity wall insulation during the construction of exterior masonry walls. Measuring 100mm, they are full fill insulation slabs, intended to friction-fit between wall-ties. 

  • 100mm thickness
  • Suitable for use in external cavity walls
  • Full fill cavity insulation slabs
  • Ideal for new builds and extensions
  • Euroclass A1 resistance to fire
  • Bundle of 20 x Packs (6 slabs per pack)
  • BBA Certified
  • Complies to BS EN 13162
  • EUCEB Certified
  • Manufactured in accordance with ISO 50001 Energy Management Systems, ISO 14001 Environmental Management Systems, ISO 45001 Occupational Health and Safety Management Systems and ISO 9001 Quality Management Systems.

Knauf Dritherm Cavity Slab Insulation Data Sheet

Knauf Dritherm Cavity Slab Insulation Installation Guide

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  • Size
    1200mm x 455mm
  • Quantity Per Pack
    6 Slabs
  • Coverage (m²)
    65.6
  • Thickness
    100mm
  • Length
    1200mm
  • Width
    455mm
  • Material
    Glass Mineral Wool
  • Estimated Lifespan
    Equivalent to lifetime of wall structure
  • Thermal Resistance
    3.10 m² K/W
  • Thermal Conductivity
    0.032 W/mK
  • Reaction to Fire
    Euroclass A1

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