Knauf Insulation - Rocksilk® Soffit Linerboard Extra - Structural Soffit Insulation
Verified by manufacturer 2 months ago
Soffit Linerboard Extra 130 mm
Soffit Linerboard Extra 130 mm
Indoor Air Comfort – Eurofins
Certificate type
A rock mineral wool insulation slab with an impact-resistant cementitious facing board, designed to insulate structural soffits in semi-exposed environments such as open-sided car parks.
Application
Rocksilk® Soffit Linerboards are used for the thermal and acoustic insulation of soffits in a wide range of both residential and non-residential buildings.
Rocksilk® Soffit Linerboards are non-combustible with the best possible A1 Euroclass reaction to fire classification, making them ideal for the underlining of car parks and garages. Rocksilk® Soffit Linerboards are available in various facing materials.
Rocksilk® Soffit Linerboard Standard is suitable for use as an insulated underlining solution in structural soffits such as underground car parks while Rocksilk® Soffit Linerboard Extra is suitable for use as an insulated underlining solution in semi-exposed structural soffits such as open-sided car parks.
Description
Knauf Insulation Rocksilk® Soffit Linerboard Extra is a rock mineral wool insulation slab with an impact-resistant cementitious facing board, designed to insulate structural soffits in semi-exposed environments such as open-sided car parks. It is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's unique bio-based binder, ECOSE® Technology.
General information
Color | White |
Finish | Cement Guidance for specification option: Fibre cement facing. |
Material | Rock mineral wool |
Shape | Rectangle Guidance for specification option: Slab. |
Length | 1200 mm |
Width | 600 mm |
Height | 130 mm 160 mm 185 mm 220 mm |
Uniclass | |
CAWS | P10/185 Soffit insulation K11/60 Board K11/890 Board K11/845 Cement-bonded particleboard K11/63 Cement-bonded particleboard |
Product range |
Specification data - Mineral wool insulation
Standard | To BS EN 13162. |
Third-party certification | Eurofins Gold. |
Form | Slab. |
Facing | Fibre cement facing. |
Thickness (minimum) | 130 mm. |
Width (nominal) | 600 mm. |
Thermal conductivity (maximum) | Mineral wool: 0.034 W/m·K. |
Fire performance | Euroclass A1 to BS EN 13501-1. |
Recycled content | Up to 35%. |
Vapour resistivity | Rock mineral wool: 5.00 MN·s/g·m. |
Water absorption | <1 kg/m² tested in accordance with BS EN 1609. Manufacturer guidanceShort term water absorption. |
Green guide rating | A. |
Indoor air quality | Eurofins Gold achieved. |
VOC emissions | Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol. |
U-value | Manufacturer guidanceMethod: calculations should be created using 2D or 3D modelling programs which comply with the methodologies detailed in BS EN ISO 10211. |
Accessories | Not required. Soffit Linerboard Fixings. Guidance for specification option: A range of colour matched mechanical fixings designed for installing Rocksilk® Soffit Linerboard Standard and Extra onto reinforced concrete or composite steel ceilings. |
Durability | Odourless, rot-proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The product will have a life equivalent to that of the wall structure in which it is incorporated. |
Thermal resistance | 3.95 m²K/W. |
Sustainability data
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Recyclability | Recyclable Guidance for specification option: Mineral wool products from Knauf Insulation can be and in some cases are partly recycled at their end of-life, please contact supplier for more information. |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 35 % |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 Revit | - | 1 |
 IFC | - | 1 |
Third party certifications
Indoor Air Comfort – Eurofins
Rock Mineral Wool with ECOSE® Technology - Eurofins Gold Certificate
Literature
Knauf Insulation Solutions Guide
Rock Mineral Wool - BREEAM Helpsheet
Rock Mineral Wool with ECOSE® Technology - Safety Datasheet
Rocksilk® Soffit Linerboard Installation Guide
Knauf Insulation Rocksilk® Soffit Linerboard - Product Datasheet
Rocksilk® Soffit Linerboard Fixings - Product Datasheet
Case studies
Middlewood Locks, Manchester