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Swisspearl Windstopper Extreme - Cement Board
Swisspearl Windstopper Extreme - Cement Board

Verified 4 days ago

Swisspearl

WSE 4.5 mm

Verified 4 days ago

Swisspearl

WSE 9 mm

Summary
A wind and weatherproof protection for exterior walls.
A wind and weatherproof protection for exterior walls.
Third party certification
Color
Grey
Grey
Material
Fibre cement
Fibre cement
Shape
Rectangle
Rectangle
Length
1200 mm, 2700 mm, 3000 mm
1200 mm, 2700 mm, 3000 mm
Width
600 mm, 900 mm, 1200 mm
600 mm, 900 mm, 1200 mm
Height
4.5 mm, 9 mm
4.5 mm, 9 mm

Specification

Standards
To BS EN 12467.
To BS EN 12467.
Thickness
4.5 mm.
9 mm.
Edges
Square.
Square.
Finish as delivered
-
-
Colour
Grey.
Grey.

Additional properties

Fixing
Steel., Wood.
Steel., Wood.
Dimensions
2700 x 900 mm., 3000 x 1200 mm.
1200 x 600 mm., 2700 x 900 mm., 3000 x 1200 mm.
BendingStrength
17.5 MPa (along grain, ambient); 22.1 MPa (across grain, ambient).
7.9 MPa (along grain, wet); 11 MPa (across grain, wet).
13.2 MPa (along grain, ambient); 16.4 MPa (across grain, ambient).
5.5 MPa (along grain, wet); 7.4 MPa (across grain, wet).
ThermalConductivity
0.32 W/(m·K).
0.32 W/(m·K).
Flexural Modulus
16.9 GPa (along grain ambient); 16.1 GPa (across grain, ambient).
7.6 GPa (along grain wet); 8 GPa (across grain, wet).
5.5 GPa (along grain ambient); 12.9 GPa (across grain, ambient).
2.3 GPa (along grain wet); 5.8 GPa (across grain, wet).
Sound insulation rating
25–29 dB.
28–32 dB.
Weight
7.7 kg/m² (including 10% moisture).
13.6 kg/m² (including 10% moisture).
Air permeability
To EN 12114, 0.005 m³/m² h Pa.
To EN 12114, 0.005 m³/m² h Pa.
Dry density
1554 kg/m³.
1375 kg/m³.
Water absorption
19.9% (after 24 hours).
21.3% (after 24 hours).
Water vapour transmission properties
8.3 g/m²/day.
8 g/m²/day.

Sustainability data

Material
Fibre cement
Fibre cement