Greys Artstone Roofing Slates are constructed from glass reinforced cement producing a strong and durable slate weighing only 75Kg/sq metre.Their construction allows them to be cut easily without cracking or breaking and looks like stone when cut.
The main advantages being considerable savings on labour and roof timbers, approximately 15%.
WEIGHT:
75Kg/sq metre
CONSTRUCTION:
Glass Reinforced Cement
FIXINGS:
35mm plastic or alloy pegs to BS 5534 codes of practice for slating and tiling P.T.I 1978 (1985)
DURABILITY:
To BS 7543: 1992, 'The durability of buildings and building elements, products and components'
COLOUR:
Coloured through with pigments to BS 1014
FIRE:
None combustible to BS 476 P.T.4
FREEZE/THAW:
Products comply with BS EN 490/491
STRENGTH:
Better than BS EN 490/491
PERMEABILITY:
To BS EN 490/491
VENTILATION:
Net free ventilation area - Slate 10,000sq mm, Ridge 12,500 sq mm
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