The Brazilian Graphite 500×250 First Quality is a natural slate presenting a smooth surface and consistent thickness which requires minimum grading, resulting in a clean, beautiful finish.
Carefully selected from the finest rock in Brazil, The Brazilian Graphite slate is a certified A1-S1-T1 roofing slate.
Available in 500×250 & 500×375.
• British Standard
• BS EN 12326-2:2012
• A1 for water absorption.
• T1 for thermal cycle resistance.
• S1 for sulphur dioxide exposure resistance.
• Acceptable non-carbonate carbon content.