Cembrit Windstopper Extreme

Sheathing board with exposure and fire resistance. Can be left exposed to the elements for up to 12 months.

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Cembrit products are classified in accordance with EN 13501-1 and are fire rated, at a minimum as A2 non-combustible or higher.

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Choose colour: Windstopper Extreme Natural Grey

Cembrit Windstopper Extreme – Sheathing board

Guaranteed and tested fire and weather resistant sheathing board

Cembrit Windstopper Extreme is a breathable sheathing board with a 60/60 fire rating. The boards composition is designed to absorb and release moisture without affecting the durability, strength or performance of the board. Windstopper Extreme is available in 2 thicknesses 9mm and 4.5mm. Lightweight 4.5mm can be scored and snapped making for rapid, dust free installation and is ideal as a temporary cladding. Both thicknesses provide good acoustic insulation. Specially designed sealing tape (with 12 month UV stability) seals joints and edges providing complete weatherproofing of the building. When installed according to Cembrit installation instructions, Cembrit Windstopper Extreme will function as a temporary facade for up to 12 months.

Non-combustible

Cembrit products are classified in accordance with EN 13501-1 and are fire rated, at a minimum as A2 non-combustible or higher.

Fire tested to 120 minutes

Resists fire adjacent to the board in a fire rated building element.

60/60 fire rating

The board achieves 1 hour fire integrity and fire insulation as part of a fire rated building element

Can be left exposed for 12 months

Makes the construction weatherproof so that internal works can continue even if there are delays on completion of external works.

Can be pressure washed

Suitable for use where plasterboard can not withstand regular or intense cleaning.

Lightweight 4.5mm thick option

Can be scored and snapped without producing nuisance dust and weighs the same as ACM so can be used as temporary replacement.

Product Design Information

MaterialFibre cement

CompositionHomogeneous

Dimension Options 6

Thickness options2

Colour OptionsNatural grey

Product Performance Information

Fire Rating EI 60

Guarantee years 15

Net Weight m²7.6 & 14.4 kg

Downloads

Order sample: Windstopper Extreme Natural Grey