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Knauf Insulation - Rocksilk® EWI Slab Plus - External wall Insulation
Knauf Insulation - Rocksilk® EWI Slab Plus - External wall Insulation
Knauf Insulation - Rocksilk® EWI Slab Plus - External wall Insulation

Verified 2 months ago

Knauf Insulation Ltd

EWI Slab Plus 100mm

Verified 2 months ago

Knauf Insulation Ltd

EWI Slab Plus 140 mm

Verified 2 months ago

Knauf Insulation Ltd

EWI Slab Plus 200 mm

Summary
A rock mineral wool insulation slab, developed for use in external wall insulation systems, with the strongest mechanical characteristics in the range.
A rock mineral wool insulation slab, developed for use in external wall insulation systems, with the strongest mechanical characteristics in the range.
A rock mineral wool insulation slab, developed for use in external wall insulation systems, with the strongest mechanical characteristics in the range.
Digital objects
Color
Brown
Brown
Brown
Finish
Unfinished
Unfinished
Unfinished
Material
Rock mineral wool
Rock mineral wool
Rock mineral wool
Shape
Rectangle
Rectangle
Rectangle
Length
1200 mm
1200 mm
1200 mm
Width
600 mm
600 mm
600 mm
Height
100 mm, 140 mm, 200 mm
100 mm, 140 mm, 200 mm
100 mm, 140 mm, 200 mm

Specification

Standard
To BS EN 13162.
To BS EN 13162.
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.
Euroclass A1 Reaction to Fire Classification. CE Marking. Green Guide Rating B. EPD (EN 15804+A2). EUCEB. Made in Britain.
Euroclass A1 Reaction to Fire Classification. CE Marking. Green Guide Rating B. EPD (EN 15804+A2). EUCEB. Made in Britain.
Form
Slab.
Slab.
Slab.
Facing
Unfaced.
Unfaced.
Unfaced.
Thickness (minimum)
100 mm.
140 mm.
200 mm.
Width (nominal)
600 mm.
600 mm.
600 mm.
Thermal conductivity (maximum)
0.038 W/m·K.
0.038 W/m·K.
0.038 W/m·K.
Fire performance
Euroclass A1 to BS EN 13501-1.
Euroclass A1 to BS EN 13501-1.
Euroclass A1 to BS EN 13501-1.
Recycled content
Up to 35%.
Up to 35%.
Up to 35%.

Additional properties

Vapour resistivity
5.00 MN·s/g·m.
5.00 MN·s/g·m.
5.00 MN·s/g·m.
Water absorption
Short term water absorption, WS: <1kg/m² tested in accordance with BS EN 1609.
Long term water absorption, WL(P): <3kg/m² tested in accordance with BS EN 12087.
Short term water absorption, WS: <1kg/m² tested in accordance with BS EN 1609.
Long term water absorption, WL(P): <3kg/m² tested in accordance with BS EN 12087.
Short term water absorption, WS: <1kg/m² tested in accordance with BS EN 1609.
Long term water absorption, WL(P): <3kg/m² tested in accordance with BS EN 12087.
Compressive strength (mean value)
50 kPa.
50 kPa.
50 kPa.
Environmental Product Declaration (EPD)
EPD available. In accordance with BS EN 15804+A2.
EPD available. In accordance with BS EN 15804+A2.
EPD available. In accordance with BS EN 15804+A2.
Green guide rating
C.
C.
C.
Durability
Odourless, rot-proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The products will have a life equivalent to that of the wall structure in which they are incorporated.
Odourless, rot-proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The products will have a life equivalent to that of the wall structure in which they are incorporated.
Odourless, rot-proof, non-hygroscopic, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria. The products will have a life equivalent to that of the wall structure in which they are incorporated.
Thermal resistance
2.63 m²K/W.
3.68 m²K/W.
5.26 m²K/W.

Sustainability data

Country of material origin
United Kingdom
United Kingdom
United Kingdom
Country of product manufacture
United Kingdom
United Kingdom
United Kingdom
Embodied carbon
19.3 kg CO₂ eq/kg
19.3 kg CO₂ eq/kg
19.3 kg CO₂ eq/kg
Recyclability
Recyclable
Recyclable
Recyclable
Recycled content
35 %
35 %
35 %