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  • Venta 55 Roofing Slate


    Venta 55 is from a newly opened quarry in Northern Spain and is exclusive to JRC in the UK market. The producers of this slate have many years of experience and are now putting all their efforts into this new, high quality slate.

     

    Specifiation

    Data Sheet

    Water absorption W1
    Non carbonate carbon content In accordance 0.5%
    Mechanical resistance characteristics (MoR) Longitudinal 67.5N/mm2
    Transversal 62.4N/mm2
    Calcium carbonate content Complies 0.4%
    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

     

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