Verified by manufacturer 2 months ago
Flat Roof Slab 100 mm
BBA Agrément Certificate
Certificate type
A BBA certified rock mineral wool insulation slab, developed for flat roof insulation in mechanically-fixed applications onto all types of roof deck.
Rocksilk® Flat Roof Slabs are used for the thermal insulation of flat roofs. Rocksilk® Flat Roof Slabs are suitable for use under all kinds of single ply membrane, hot applied bitumen systems and mastic asphalt and are suitable for maintenance foot traffic only. Rocksilk® Flat Roof Slabs are suitable for use as an upstand board in warm roof applications when installed with the fixings and waterproof layer as detailed by the membrane manufacturer
Knauf Insulation Rocksilk® Flat Roof Slab is a BBA certified rock mineral wool insulation slab, developed for flat roof insulation in mechanically-fixed applications onto all types of roof deck. It is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation's Krimpact® Technology.
Color | Brown |
Finish | Unfinished |
Material | Rock mineral wool |
Shape | Rectangle Guidance for specification option: Slab. |
Length | 1200 mm |
Width | 1000 mm |
Height | 100 mm 120 mm 145 mm 180 mm |
Uniclass | |
CAWS | J42/425 Mineral wool (MW) insulation J42/27 Thermal insulation J21/23 Mineral wool insulation boards |
Product range |
Standard | To BS EN 13162. |
Third-party certification | BBA Certificate 08_4526 Rocksilk® Flat Roof Slab. |
Form | Slab. |
Facing | Unfaced. |
Thickness (minimum) | 100 mm. |
Width (nominal) | 1000 mm. |
Thermal conductivity (maximum) | 0.039 W/m·K. |
Fire performance | Euroclass A1 to BS EN 13501-1. |
Recycled content | Up to 35%. |
Vapour resistivity | 5.00 MN·s/g·m. |
Water absorption | <1 kg/m² tested in accordance with BS EN 1609. Manufacturer guidanceShort term water absorption. |
Dimensional stability | Dimensionally Stable. Tested in accordance with BS EN 1603. |
Compressive strength (mean value) | 70 kPa. |
Suitable substrates | Concrete, Metal, Timber, Plywood, OSB. Guidance for specification option: Refer to manufacturer for fixing details. |
Acoustic performance | Rainfall 37–45.6 LiA dB. Guidance for specification option: Refer to manufacturer for guidance. |
FM approved | Approval Identification: 0003063483 / RR229016. |
Environmental Product Declaration (EPD) | EPD available. In accordance with BS EN 15804+A2. |
Green guide rating | B. |
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. |
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 | 2.56 m²K/W. |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 19.3 kg CO₂ eq/kg Self declared Guidance for specification option: 1 m² of Rock Mineral Wool Rocksilk® Flat Roof Slab with a thickness of 100 mm. |
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 % |
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 |
---|---|---|
- | 1 | |
- | 1 |
Knauf Insulation - Acoustic Roll (Ready-cut) - Acoustic Insulation
Knauf Insulation - DriTherm® Cavity Slab 32 - Cavity Wall Insulation
Knauf Insulation - DriTherm® Cavity Slab 34 - Cavity Wall Insulation
Knauf Insulation - DriTherm® Cavity Slab 37 - Cavity Wall Insulation
Knauf Insulation - FactoryClad Roll 32 (Uncut) - Built-Up Metal Roof and Wall Insulation
Knauf Insulation - FactoryClad Roll 35 (Uncut) - Built-up Metal Roof And Wall Insulation - Glass Mineral Wool Roll
Knauf Insulation - FactoryClad Roll 40 (Uncut) - Built-Up Metal Wall and Roof Insulation
Knauf Insulation - FrameTherm® Roll 32 (Ready-cut) - Timber Frame Insulation
Knauf Insulation - FrameTherm® Roll 35 (Ready-cut) - Timber Frame Insulation
Knauf Insulation - FrameTherm® Roll 40 (Ready-cut) - Timber Frame Insulation