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Knauf Insulation DriTherm® Cavity Slab 37 75mm Covers 4.37m²

Item Code: 487300545

Knauf Insulation DriTherm® Cavity Slab 37 75mm Covers 4.37m²
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£21.75Ex VAT£26.10 Inc VAT
Click & CollectAvailable for collection
DeliveryFree delivery available (restrictions apply)
Knauf Insulation DriTherm® Cavity Slab 37 is a water repellent, Glass Mineral Wool slab designed for use in full-fill masonry cavity external walls, that offers excellent thermal performance.These BBA certified slabs eliminate the need for cavity barriers with non-combustible full fill insulation, minimising the risk of fire spreading through a cavity.Manufactured using Knauf Insulation's unique bio-based binder ECOSE® Technology, they deliver superior environmental sustainability. The 75mm thick, Knauf Insulation DriTherm® Cavity Slab 37 is 455mm wide to suit standard vertical wall tie spacings, and knit together to eliminate air gaps between adjacent slabs. Each pack comprises 8 slabs covering 4.37m².


  • Sized to fit between wall ties without the need for retaining discs
  • Easily cut to size
  • Water repellent and BBA certified for use in all exposure zones, including those in very severe areas
  • Odourless, rot proof and non-hygroscopic
  • Non-combustible A1 Euroclass Reaction to Fire classification
  • Approved for use in buildings up to 12m high in any exposure zone
  • Thermal conductivity 0.044 W/mK
  • R-value (thermal resistance) 1.80m²K/W
  • Sustainably manufactured
Coverage (m2)4.37m²
Coverage PerPack


  • BBA
Data SheetsConversion & Materials Calculator

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