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Knauf Rocksilk RS45 – Multi-Application Rock Mineral Wool Insulation | SB Building Supplies

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£32.99£35.99 + VAT

Knauf Rocksilk RS45 is a versatile rock mineral wool slab for thermal and acoustic insulation, suitable for walls, floors, roofs, and partitions. Available in 50mm (7.2m²) and 100mm (3.6m²).

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The Knauf Rocksilk RS45 is a high-performance rock mineral wool insulation slab designed for multiple applications, including thermal and acoustic insulation. Engineered for versatility, it offers exceptional performance across a variety of building needs while being environmentally friendly and fire-safe.

Key Features

  • Applications: Ideal for ground floors, internal floors, separating floors, internal walls/partitions, pitched roofs at rafter level, light steel frame walls, timber frame walls, and general fabrication projects.
  • Material: Manufactured from premium Rock Mineral Wool using Knauf’s ECOSE® Technology – a bio-based, eco-friendly binder.
  • Fire Safety: Non-combustible with Euroclass A1 reaction to fire classification, providing top-tier fire safety.
  • Acoustic and Thermal Insulation: Offers excellent sound absorption and energy-saving properties.
  • Customizable Facing Options: Available with factory-applied foil or tissue facings to suit specific project requirements.
  • Durability and Performance: Designed for long-term efficiency in demanding environments.

Available Sizes & Coverage

  • 50mm: Covers 7.2m² per pack.
  • 100mm: Covers 3.6m² per pack.

The Knauf Rocksilk RS45 is a single solution for multiple insulation needs, simplifying projects while meeting the highest industry standards. Available now at SB Building Supplies.

size

50mm 7.2m2, 100mm 3.6m2

Knauf Rocksilk RS45 - Multi-Application Rock Mineral Wool Insulation | SB Building SuppliesKnauf Rocksilk RS45 – Multi-Application Rock Mineral Wool Insulation | SB Building Supplies
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