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Knauf  |  SKU: 48488669544795

Knauf Rocksilk Rainscreen Slab - 1200mm x 455mm - All Thicknesses


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Product Datasheets

Product Datasheet:

Rocksilk Rainscreen Slab - Product Datasheet

Declaration of Performance:

Declaration of Performance

U-Value Calculator

Things you should know about this product!

  • This product is sold by the pack
  • This product is available in the following thickness: 50mm, 60mm, 75mm, 80mm, 90mm, 100mm, 110mm, 140mm, 150mm, 200mm, 210mm, 220mm

Description

Rocksilk® RainScreen Slab 1200mm x 455mm is a rock mineral wool slab, certified by the BBA Agrément, designed for use in partially-filled masonry or reinforced concrete cavity walls in both residential and non-residential buildings of any height.

Rocksilk Rainscreen Slab is also suitable for cavities in areas of 'very severe' exposure without requiring rendering on the outer leaf. Additionally Rocksilk Rainscreen Slab is non-combustible, achieving the highest Euroclass A1 fire reaction classification.

Specifications

  • Length
    1200mm
  • Width
    455mm
  • Material type
    Rock mineral wool
  • Thermal conductivity
    0.034 W/mK
  • Fire rating
    Euroclass A1

Key Features

  • Water-Repellent: Contains a water-repellent additive to resist moisture ingress.
  • Certified Quality: Holds a BBA Agrément certificate (certificate 19/5609) for use with a wide range of build-ups and thicknesses.
  • Adaptive Design: Slabs are designed to adjust to minor imperfections in the substrates.
  • Precision Support: Supported by a 3D U-value calculation service (BS EN 10211 compliant) to ensure the façade performs as specified.
  • Versatile Application: Suitable for buildings of any height.

Where to use

Partially Filled Cavity Walls: Knauf Rocksilk Rainscreen Slab is used for partially filled cavity walls due to excellent thermal insulation, helping to reduce heat loss through the wall structure. It also has good acoustic properties, helping to minimize noise transmission. The slab is water-resistant, preventing moisture ingress and maintaining the integrity of the wall cavity. Additionally, it is non-combustible, enhancing the fire safety of the building.

Frequently asked questions

Is Knauf Rocksilk Rainscreen Slab suitable for high-rise buildings?

Yes, Knauf Rocksilk Rainscreen Slab is suitable for use in buildings of any height. It is designed to meet stringent building regulations and performance standards, making it ideal for both low-rise and high-rise constructions.


What are the acoustic benefits of using Knauf Rocksilk Rainscreen Slab?

Knauf Rocksilk Rainscreen Slab provides significant acoustic insulation, helping to reduce sound transmission through building envelopes. This is particularly beneficial in urban environments or areas with high noise levels.


What environmental credentials does Knauf Rocksilk Rainscreen Slab have?

Knauf Rocksilk Rainscreen Slab is made using ECOSE® Technology, a bio-based binder that is formaldehyde-free. It also includes a water-repellent additive to resist moisture ingress, and it holds several certifications for its environmental performance.

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Compare with similar products

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A table comparing the facets of 2 products
Facet
Knauf Rocksilk Rainscreen Slab - 1200mm x 455mm - All Thicknesses
View details
Knauf Rocksilk Rainscreen Slab - BGV - All Thicknesses
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Price
Price
Length
Length
1200mm
1200mm
Width
Width
455mm
600mm
Edge
Edge
n/a
n/a
Fire rating
Fire rating
Euroclass A1
Euroclass A1
Compressive strength
Compressive strength
n/a
n/a
Thermal conductivity
Thermal conductivity
0.034 W/mK
0.034 W/mK
Material type
Material type
Rock mineral wool
Rock mineral wool
Knauf
Knauf Rocksilk Rainscreen Slab - 1200mm x 455mm - All Thicknesses

Length

1200mm

Width

455mm

Edge

N/A

Fire rating

Euroclass A1

Compressive strength

N/A

Density

N/A

Thermal conductivity

0.034 W/mK

Material type

Rock mineral wool
View product