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SKU: 715828-35

125mm Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 35 Packs (76.3m²) (4 Slabs/Pack)


£975.00 Ex VAT £1,100.00
£1,170.00 Inc VAT £1,320.00
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For large projects, shop this 35 Pack bundle of Knauf Dritherm 32 cavity wall insulation. Made from a glass mineral wool insulation, this bulk pack of 125mm slabs is designed to friction-fit between masonry cavity walls, during the construction of masonry cavity walls. Sized at 455mm wide, they are designed to fit between standard wall-tie spacing.

  • Length: 1200mm.
  • 125mm 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 35 x Packs (4 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.

  • Size
    1200mm x 455mm
  • Quantity Per Pack
    4 Slabs
  • Coverage (m²)
    76.3
  • Thickness
    125mm
  • Length
    1200mm
  • Width
    455mm
  • Material
    Glass Mineral Wool
  • Estimated Lifespan
    Equivalent to lifetime of wall structure
  • Thermal Resistance
    3.90 m² K/W
  • Thermal Conductivity
    0.032 W/mK
  • Reaction to Fire
    Euroclass A1

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