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Knauf  |  SKU: 48487678607707

Knauf Rocksilk Flexible Slab - 1200mm x 600mm - All Thicknesses


£35.80 GBP
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Delivery & Shipping

Standard: 5-7 Working Day Delivery

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Returns

This product is a non-returnable product, please see our Return and Refund Policy for further details.

Product Datasheets

Product Datasheets:

Rocksilk Flexible Slab Datasheet

Declaration of Performance:

Rocksilk Flexible Slab DoP

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Things you should know about this product!

  • This product is sold by the pack
  • This product is available in the following thicknesses: 40mm, 50mm, 60mm, 70mm, 90mm, 100mm and 140mm

Description

Knauf Rocksilk® Flexible Slab is a rock mineral wool slab with an impact-resistant cementitious facing board, designed for insulating structural soffits in semi-exposed environments such as open-sided car parks. It is non-combustible, achieving the highest Euroclass A1 fire reaction rating, and is manufactured using our unique bio-based binder, ECOSE® Technology.

Specifications

  • Length
    1200mm
  • Width
    600mm
  • Material type
    Rock mineral wool
  • Thermal conductivity
    0.037 W/mK
  • Fire rating
    Euroclass A1

Key Features

  • Durable Facing Board: Impact-resistant cementitious facing board designed for semi-exposed environments.
  • Thermal Upgrade: Enhances thermal performance of existing floors without decreasing floor height.
  • Easy Installation: Can be installed without needing access to areas above the floor.
  • Excellent Acoustic Properties: Made from mineral wool, providing superior sound absorption and reduction compared to other mainstream insulants, effectively reducing sound transfer between storeys.
  • Optional Matching Fixings: Available with optional fixings that coordinate with Rocksilk® Soffit Linerboard Standard and Extra.

Where to use

Multi-Application: Knauf Rocksilk Flexible Slab is an outstanding insulation solution for a variety of applications, offering exceptional thermal performance, acoustic insulation, and fire resistance. This flexible glass mineral wool slab delivers excellent thermal efficiency, significantly reducing heat loss and lowering energy costs across different building elements. Its superior acoustic properties help minimise noise transmission, creating quieter and more comfortable indoor environments, making it ideal for use in walls, floors, roofs, and partitions. The non-combustible nature of Rocksilk Flexible Slab enhances fire safety, a crucial consideration for any construction project. Its flexibility and ease of handling allow for a snug fit in irregular spaces and around structural elements, ensuring comprehensive insulation coverage. Made from up to 80% recycled materials, Rocksilk Flexible Slab is an environmentally responsible choice that supports sustainability goals. Its durability and long-lasting performance ensure reliable insulation, making it a versatile and dependable option for a wide range of construction applications.

Frequently asked questions

  • What applications are suitable for Knauf Rocksilk Flexible Slab? - Knauf Rocksilk Flexible Slab is suitable for multiple thermal and acoustic applications, including pitched roofs at rafter level, timber frame walls, light steel frame walls, internal walls, separating floors, and suspended timber ground floors.
  • Does Knauf Rocksilk Flexible Slab meet building regulations? - Yes, Knauf Rocksilk Flexible Slab meets building regulations and can be used in a variety of applications while allowing the retention of existing ceilings during loft upgrades.
  • What are the acoustic benefits of Knauf Rocksilk Flexible Slab? - Knauf Rocksilk Flexible Slab provides excellent sound absorption and reduction properties, making it ideal for use in internal walls and floors to improve acoustic performance.

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Knauf Rocksilk Flexible Slab - 1200mm x 600mm - All Thicknesses
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Price
Price
From £29.22 GBP
Length
Length
1200mm
1200mm
1200mm
Width
Width
600mm
455mm
600mm
Edge
Edge
n/a
n/a
n/a
Fire rating
Fire rating
Euroclass A1
Euroclass A1
Euroclass A1
Compressive strength
Compressive strength
n/a
n/a
n/a
Thermal conductivity
Thermal conductivity
0.037 W/mK
0.034 W/mK
0.034 W/mK
Material type
Material type
Rock mineral wool
Rock mineral wool
Rock mineral wool
Knauf

Knauf Rocksilk Flexible Slab - 1200mm x 600mm - All Thicknesses

From £29.22 GBP

Length

1200mm

Width

600mm

Edge

N/A

Fire rating

Euroclass A1

Compressive strength

N/A

Density

N/A

Thermal conductivity

0.037 W/mK

Material type

Rock mineral wool
View product