Knauf Dritherm 32 100mm Ultimate Cavity Slab is a high-performance glass mineral wool insulation designed for full-fill masonry cavity wall applications. Manufactured by Knauf Insulation, Dritherm 32 offers superior thermal efficiency with enhanced density for improved acoustic and thermal performance.
With an excellent thermal conductivity of 0.032 W/mK, this slab helps reduce heat loss and improve overall building energy efficiency. The semi-rigid design allows for simple friction-fit installation between wall ties, ensuring consistent coverage and minimal gaps.
Each slab measures 1200mm x 455mm, with 6 slabs per pack, covering 3.27m².
⚠ Brand may vary due to stock availability. Equivalent performance products may be supplied where necessary.
Product Specifications:
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Thickness: 100mm
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Dimensions: 1200mm x 455mm
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Coverage per Pack: 3.27m²
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Pieces per Pack: 6
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Material Type: Glass Mineral Wool
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Thermal Conductivity: 0.032 W/mK
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Density: 27kg/m³
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Fire Rating: A1 Non-Combustible
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Edge Type: Square
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Facing: Glass Mineral Wool
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Weight: 2.7kg/m²
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Manufacturer’s Reference: 715829
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Product Range: Knauf Dritherm 32 Cavity Slabs
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Available Sizes:
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85mm – 2.73m² per pack
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100mm – 3.276m² per pack
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125mm – 2.18m² per pack
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150mm – 2.18m² per pack
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Key Benefits:
✔ Outstanding thermal performance (λ 0.032 W/mK)
✔ A1 non-combustible fire classification
✔ High density for improved acoustic performance
✔ Water-repellent and vapour permeable
✔ Easy friction-fit installation
✔ Suitable for new build and refurbishment projects
Knauf Dritherm 32 100mm Ultimate Cavity Slab is ideal for projects requiring high thermal efficiency while meeting UK Building Regulation standards.
Order online today from SB Building Supplies for competitive trade pricing and reliable UK delivery.
