
Excellence

SIGA 150
SIGA 150 has been carefully selected from quarries in Vermont USA to provide additional green slate for the UK market.
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SIGA 39
A very popular slate for use on all projects across the UK, with a pleasing blue grey textured finish.
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SIGA 32s
A textured blue grey slate with National Parks Approval. A good alternative to the popular SIGA 32.
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SIGA 67NF
An attractive blue black slate suitable for use in Scotland on high profile projects. Also complies with the exacting French NF standard.
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SIGA 32
A textured blue grey slate with National Parks Approval. 7mm thickness commonly used in the North of England, 5mm in the South.
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SIGA 50X
A clean, flat and regular slate with an attractive dark appearance, commonly used in the South of England.
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SIGA 112s
SIGA 112s is a smooth, dark blue grey slate sourced from our quarries in northern Spain.
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SIGA 67ATG
An attractive blue black slate suitable for use in Scotland on high profile projects. Complies with the Belgian ATG standard.
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