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Knauf Dritherm 32 Mineral Wool Cavity Wall Insulation - 125mm (2.18m²) (4 Slabs/Pack)


£28.14 Ex VAT £34.99
£33.77 Inc VAT £41.99
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For cavity wall insulation in masonry walls, Knauf Dritherm 32 is one of the most popular cavity wall insulation products from Knauf Insulation. Designed to be added during the construction of exterior walls, it is ideal for new builds and extensions. These full-fill insulation slabs are intended to friction-fit within the wall cavity between wall-ties, and measure 125mm thick.

  • 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
  • Pack of 4 slabs
  • 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 System

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
    4 Slabs
  • Coverage (m²)
    2.18
  • 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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