NBS Source
I'm a manufacturer

Compare variants

Knauf Insulation - Rocksilk® Soffit Linerboard Standard (Unfaced) - Structural Soffit Insulation
Knauf Insulation - Rocksilk® Soffit Linerboard Standard (Unfaced) - Structural Soffit Insulation

Verified 2 months ago

Knauf Insulation Ltd

Soffit Linerboard Standard (Unfaced) 50 mm

Verified 2 months ago

Knauf Insulation Ltd

Soffit Linerboard Standard (Unfaced) 75 mm

Summary
A rock mineral wool insulation slab designed to insulate non-exposed structural soffits in applications such as underground car parks.
A rock mineral wool insulation slab designed to insulate non-exposed structural soffits in applications such as underground car parks.
Third party certification
Digital objects
Color
Brown
Brown
Finish
Unfinished
Unfinished
Material
Rock mineral wool
Rock mineral wool
Shape
Rectangle
Rectangle
Length
1200 mm
1200 mm
Width
600 mm
600 mm
Height
50 mm, 75 mm
50 mm, 75 mm

Specification

Standard
To BS EN 13162.
To BS EN 13162.
Third-party certification
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Eurofins Gold.
Euroclass A1 Reaction to Fire Classification.
Green Guide Rating A.
CE Marking.
EPD (EN 15804+A2).
EUCEB.
Form
Slab.
Slab.
Facing
Unfaced.
Unfaced.
Thickness (minimum)
50 mm.
75 mm.
Width (nominal)
600 mm.
600 mm.
Thermal conductivity (maximum)
0.034 W/m·K.
0.034 W/m·K.
Fire performance
Euroclass A1 to BS EN 13501-1.
Euroclass A1 to BS EN 13501-1.
Recycled content
Up to 35%.
Up to 35%.

Additional properties

Vapour resistivity
5.00 MN·s/g·m.
5.00 MN·s/g·m.
Water absorption
<1 kg/m² tested in accordance with BS EN 1609.
<1 kg/m² tested in accordance with BS EN 1609.
Environmental Product Declaration (EPD)
EPD available. In accordance with BS EN 15804+A2.
EPD available. In accordance with BS EN 15804+A2.
Green guide rating
A.
A.
Indoor air quality
Eurofins Gold achieved.
Eurofins Gold achieved.
VOC emissions
Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.
Products manufactured with ECOSE® Technology generate low levels of dust, VOCs and contain no added formaldehyde or phenol.
Accessories
Not required., Soffit Linerboard Fixings.
Not required., Soffit Linerboard Fixings.
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.
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
1.45 m²K/W.
2.2 m²K/W.

Sustainability data

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