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WeatherKem Verified by manufacturer 5 months ago
Verified by manufacturer 5 months ago
BBA Agrément Certificate
Certificate type
An A1 non-combustible calcium silicate fibre cement board.
Application
Exterior applications:
- 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 fibre cement board, combining weather, moisture and fire resistance properties with high impact strength, sound insulation and dimensional stability. WeatherKem should be primed prior to applying paints and plasters.
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.
General information
Color | Grey |
Material | Fibre cement |
Shape | Rectangle |
Length | 2400 mm |
Width | 1200 mm |
Height | 6 mm 8 mm 9 mm 12 mm 15 mm |
Uniclass | |
CAWS | K11/845 Cement-bonded particleboard H20/150 Sheet cladding H20/155 Sheet cladding 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.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. 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.
KemStop FR Flexi Sealant. Kemwell Ampacoll Flexx self-adhesive tape. |
Fixings | Ejot TBF 4.8 Recommended by the manufacturer for fixing 9 or 12 mm WeatherKem to SFS framing. 50 mm long, 3.35 mm diameter nails. For external linings on a timber frame. M4 self-tapping, self-drilling screws. For external linings on a steel frame. Corrosion resistant M4 screws. For installation of WeatherKem as a tile backer board for floors and walls. |
Literature
WeatherKem Installation Guide 2021
WeatherKem Technical Data Sheet
Third party certifications
BBA Agrément Certificate
WeatherKem Sheathing Board
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