This very popular Spanish natural roofing slate is sourced from Northern Spain. It is smooth and slightly textured in appearance, with visible pyrite. This roofing slate, which is blue/black in colour is easy to grade and place on the roof and is sourced directly from the slate quarry.
This roofing slate complies with all relevant British and European standard BS EN 12326 and the test results show that this slate is A1, T1 and S1.