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  • Calidad 80 Roofing Slate

    Sourced from Quiroga, Northern Spain, the Calidad 80 slate is a great choice for those looking for functionality and a great appearance. The Calidad 80 slates have almost no visible pyrite to give a great finish and ensure stability throughout the slate. With its attractive blue-grey colour and ease of grading, this slate gives a pleasing look and easy installation.



    Data Sheet

    Water absorption W1
    Non carbonate carbon content In accordance <1%
    Mechanical resistance characteristics (MoR) Transversal 48N/mm2
    Longitudinal 54N/mm2
    Calcium carbonate content Complies <1%
    Dimensional tolerances Complies
    Thermal cycle T1
    Exposure SO2 S1
    External fire performance Deemed to satisfy A1
    Reaction to fire Deemed to satisfy A1
    Release of dangerous substances None
    Use as roofing or external cladding Yes


    Calidad 80 Data Sheet

    Calidad 80 Spanish Roofing Slate

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