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WeatherKem Calcium Silicate Fibre Cement Sheathing Board

Name: WeatherKem Calcium Silicate Fibre Cement Sheathing Board
Brand: Kemwell Fire International Ltd
SKU: mXd9LryiJp225TQmLonsWX

Verified by manufacturer 5 days ago

Kemwell Fire International Ltd

Product certifications:

BBA Agrément Certificate
Certificate type
EPD
Certificate type

An A1 non-combustible calcium silicate fibre cement sheathing board, used primarily for external sheathing or internal applications.

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Application

Exterior applications:

Primarily used as an external sheathing board alongside LGSF and timber framing.
Fire Rated Sheathing Board - including 2 hour resistance options.
Timber and steel frame system lining board.
Render carrier board (approved for use as a render carrier board by Wetherby Building Systems and K-Rend).
Suitable external wall insulation carrier sheathing board.
Temporary hoardings.
Fascia and soffit sheathing boards.
Internal partitions, wall linings and ceilings
Suitable for high moisture environments including bathrooms/steam rooms/wet rooms

Description

Kemwell Facades WeatherKem is a high-performance, cellulose fibre calcium silicate sheathing board, purpose-built for demanding environments where long-term durability, dimensional stability, and fire resistance are critical. As an A1 sheathing board WeatherKem has successfully been used in multiple timed fire rated applications and is frequently used as a high quality sheathing board in both Rainscreen and EWI applications.

Features and benefits:

30 years + service life (tested for thickness 6, 8, 9, 12, 15, 16 and 18 mm).
Rated as a Category A sheathing board to BS EN 12467:2012+A2 2018 for applications where they may be subjected to heat, high moisture and severe frost.
BBA Certified.
High acoustic properties.
High racking, durability, pull-out, impact.
High product density.

General information

Color	Grey
Finish	Smooth
Material	Fibre cement Calcium silicate
Shape	Rectangle
Length	Bespoke 2400 mm
Width	Bespoke 1200 mm
Height	6 mm 8 mm 9 mm 12 mm 15 mm 16 mm 18 mm Show more

Uniclass	Pr_25_71_11_25 Fibre-reinforced cement boardsPrimary
CAWS	K11/845 Cement-bonded particleboard H20/150 Sheet cladding (attached to metal support systems) H20/155 Sheet cladding (attached to timber battens) K11/485 Wall sheathing K11/795 Wall lining on metal framing K11/890 Board K40/270 Boards K45/350 Boards M40/470 Intermediate substrate M40/27 Intermediate substrate K11/63 Cement-bonded particleboard H20/10 Sheet cladding K11/60 Board

Specification data - Fibre-reinforced cement boards

Classification data
Standard	To BS EN 12467.
Fire rating	To EN 13501-1: 2007 + A1: 2009, A1. Guidance for specification option: Non-combustible.
Weather resistance	To BS EN 12467, category A.
Sheet size	-
Nominal thickness	6 mm. 8 mm. 9 mm. 12 mm. 15 mm. 16 mm. 18 mm.
Length	2400 mm.
Width	1200 mm.
Edges	Square.
Finish as delivered	Manufacturer's standard.
Colour	Grey.
Accessories	Not required. Kemwell Non-Combustible Joint Seal Kit. Guidance for specification option: The Joint Seal Kit has been specifically designed to create an airtightness seal on Kemwell's range of external sheathing boards. Each kit will provide 100 linear metres. 10 tubes of Kemwell KemStop FR Flexi Sealant (coverage of 3 mm x 10 mm = 1 tube provides 10 linear metres). 3 rolls of 40 m long x 60 mm wide, Kemwell Ampacoll Flexx Acrylic Adhesive Tape (covers 120 linear metres). KemStop FR Flexi Sealant. Kemwell Ampacoll Flexx self-adhesive tape.
Fixings	Ejot TBF 4.8 Guidance for specification option: Recommended by the manufacturer for fixing 9 or 12 mm WeatherKem to SFS framing. 50 mm long, 3.35 mm diameter nails. Guidance for specification option: For external linings on a timber frame. M4 self-tapping, self-drilling screws. Guidance for specification option: For external linings on a steel frame. Corrosion resistant M4 screws. Guidance for specification option: For installation of WeatherKem as a tile backer board for floors and walls.