The finest natural roofing slates from the most reputable quarries, selected to provide a long lasting, beautiful roof with minimal grading and sorting.
This range provides readily available alternatives to long discontinued slates from Wales and Scotland, providing a close match for texture and colour without the slightest compromise on quality.
Excellence natural slates are ideal for heritage conversion and refurbishment projects and high quality new build and self build projects, with some slates being National Parks approved.
SIGA 53S
SIGA 53S is a strong, hard slate with excellent durability, an attractive dark/grey appearance and a rustic, rugged texture.
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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 50X
A clean, flat and regular slate with an attractive dark appearance, commonly used in the South of England.
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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 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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SIGA 32s
A textured blue grey slate with National Parks Approval. A good alternative to the popular SIGA 32.
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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 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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