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Cembrit Windstopper Extreme. - Sheathing Board

Verified by manufacturer 1 month ago

Swisspearl Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

'A' fire rated fibre cement sheathing board.

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BOS
+44 (0)203 3722300 Website

Application

Suitable for use as a through wall solution or system, sheathing and roofline soffits.

Description

A non-combustible, breathable fire rating tested sheeting board consisting of grey cement and limestone filler reinforced to absorb and release moisture without affecting durability, strength or performance.


Features and benefits:

  • High-density material with high impact resistance.
  • Can be pressure washed.
  • Suitable backer for laminates and for use in composite panels.
  • Fire tested up to 60 or 120 minutes, depending on model.
  • Class A2 fire rating to EN 13501-1.
  • Resistant to rot and fungal growth.
  • Can be left exposed for 6 to 12 months, depending on model.
  • Lightweight 4.5 mm-thick option.

General information

Color

Grey

Finish

Smooth

Material

Fibre cement

Homogeneous

Shape

Rectangle

Length

2400 mm

2700 mm

3000 mm

Width

1200 mm

Height

4.5 mm

9 mm

Uniclass

Pr_25_71_97_12 Cement-bonded particleboardsPrimary

CAWS

K11/485 Wall sheathing

K11/60 Board

K11/845 Cement-bonded particleboard

K11/890 Board

Product range

Build Boards

Specification data - Cement-bonded particleboards

Standards

To BS EN 12467:2004, Class NT D31.

Performance class

To BS EN 634-2.

Reaction to fire classification

To BS EN 13501-1, Class A2-s1, d0.

Thickness

4.5 mm.

Guidance for specification option:

Not available with Cembrit Windstopper Basic.

9 mm.

4.5 mm.

Guidance for specification option:

Not available with Cembrit Windstopper Basic.

9 mm.

Decorative overlay

Cembrit Windstopper Extreme homogenous coating.

Preservative treatment

Cembrit boards are produced according to a flow-on method.

Product Reference

Cembrit Windstopper Basic

Guidance for specification option:

Can be left exposed for 6 months, 60/60 fire rating (one hour).

Cembrit Windstopper Extreme

Guidance for specification option:

Can be left exposed for 12 months, 90/90 fire rating (1.5 hours, 9 mm only).

Size (w x l)

1200 x 2400 mm.

1200 x 2700 mm.

1200 x 3000 mm.

Weight

14.1 kg/m².

Sustainability data

Contains Red List materials

No

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

13.3 kg CO₂ eq/m²

Guidance for specification option:

Dependent on model. Consult manufacturer's literature for information.

Recyclability

0

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

BIM objects

BOS

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
Revit
-

1

IFC
-

1

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

21 5885 BBA cert. for Windstopper Extreme 9 mm, unlimited

Literature

Windstopper Extreme; Fire reisistant /sheathing/partition board

Windstopper Extreme; Fire reisistant /sheathing/partition board

Cembrit building board product and application selection

Cembrit building board product and application selection

Windstopper Extreme - 120 minute fire test

Windstopper Extreme - 120 minute fire test