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Knauf Insulation - Rocksilk® EWI Slab - External Wall Insulation

Name: Knauf Insulation - Rocksilk® EWI Slab - External Wall Insulation
Brand: Knauf Insulation Ltd
SKU: tmZKQJ368Jnbb5Z9e8cP6P

Verified by manufacturer 2 months ago

EWI Slab 60 mm

Knauf Insulation Ltd

A rock mineral wool insulation slab, developed for use in external wall insulation systems.

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+44 (0)1744 766 666 Website

Application

Rocksilk® EWI Slabs are specifically for use with external wall insulation systems. The slabs can be either adhered and mechanically fixed or just mechanically fixed to the substrate then overlaid with a mesh and render system to the designers/system suppliers specification. The slabs offer a solid and robust supporting substrate for the render and no fire stops are required.

Description

Knauf Insulation Rocksilk® EWI Slab is a rock mineral wool insulation slab, developed for use in external wall insulation systems. Slabs can be either adhered and mechanically fixed or just mechanically fixed to the substrate. The fire resistance of the product removes the need for fire barriers, providing simple, quick and economical installation of external wall insulation systems. Knauf Insulation Rocksilk® EWI Slab is non-combustible with the best possible Euroclass A1 reaction to fire classification.

General information

Color	Brown
Finish	Unfinished
Material	Rock mineral wool
Shape	Rectangle Guidance for specification option: Slab.
Length	1200 mm
Width	600 mm
Height	60 mm 90 mm 100 mm 120 mm 150 mm 170 mm 200 mm 230 mm 250 mm 270 mm Show more

Uniclass	Pr_25_57_06_53 Mineral wool insulationPrimary
CAWS	P10/42 Mineral wool insulation slabs fixed to backing wall P10/217 Insulation slabs fixed to backing wall M21/210 External wall insulation system M21/20 External wall insulation system . . . . . .

Product range	External Wall Insulation

Specification data - Mineral wool insulation

Standard	To BS EN 13162.
Third-party certification	Euroclass A1 Reaction to Fire Classification. CE Marking. Green Guide Rating B. EPD (EN 15804+A2). EUCEB. Made in Britain.
Form	Slab.
Facing	Unfaced.
Thickness (minimum)	60 mm.
Width (nominal)	600 mm.
Thermal conductivity (maximum)	0.036 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	Short term water absorption, WS: <1 kg/m² tested in accordance with BS EN 1609. Long term water absorption, WL(P): <3 kg/m² tested in accordance with BS EN 12087.
Compressive strength (mean value)	30 kPa.
Environmental Product Declaration (EPD)	EPD available. In accordance with BS EN 15804+A2.
Green guide rating	B.
U-value	- Manufacturer guidance Method: 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	1.67 m²K/W.

Sustainability data

Country of material origin	United Kingdom
Country of product manufacture	United Kingdom
Embodied carbon A1-A3 (production stage) as defined in BS EN 15804	18.9 kg CO₂ eq/kg Self declared Guidance for specification option: 1 m² of Rock Mineral Wool Rocksilk® EWI Slab with a thickness of 120 mm with R value of 3.33 m2K/W.
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 content As defined in clause 7.8 of BS EN ISO 14021	35 %