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WeatherKem Calcium Silicate Fibre Cement Board

Verified by manufacturer 5 months ago

Kemwell Fire International Ltd Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • EPD

    EPD

    Certificate type

An A1 non-combustible calcium silicate fibre cement 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.
  • 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).
  • External wall insulation carrier board.
  • Temporary hoardings.
  • Fascia and soffits.

Interior applications (partitions, ceilings and wall linings):

  • Kitchens and wet rooms.
  • Splashbacks.
  • Bathrooms.
  • Shower and bath enclosures.
  • Steam rooms and saunas.
  • Swimming pool ceiling and wall linings.

Description

A non-combustible, A1-rated, BBA-certified fibre cement board, combining weather, moisture and fire resistance properties with high impact strength, sound insulation and dimensional stability.


Features and benefits:

  • 30 years + service life (tested for thickness 6, 8, 9, 12, 15, 16 and 18 mm).
  • Rated as a Category A 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

Material

Fibre cement

Shape

Rectangle

Length

Bespoke

Width

Bespoke

Height

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

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.

Sustainability data

Country of product manufacture

India

Material

Fibre cement

Manufacturing plant location

Third party certifications

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

WeatherKem BBA Certificate

EPD

EPD

WeatherKem Green Pro Certificate

Literature

WeatherKem Technical Data Sheet

WeatherKem Technical Data Sheet

WeatherKem Installation Guide 2021

WeatherKem Installation Guide 2021

WeatherKem Brochure 2024

WeatherKem Brochure 2024

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