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  • Venta 140 Roofing Slate

    The Venta 140 slates are sourced from the mountains of North West Spain, where the heritage of slate production ensures attention to detail and high quality. JRC are proud to offer these slates, which give some of the best value for money on the market.



    Data Sheet

    Water absorption W1
    Non carbonate carbon content In accordance <1%
    Mechanical resistance characteristics (MoR) Transversal 62.7N/mm2
    Longitudinal 65.3N/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


    Venta 140 Data Sheet

    JRC Slate - Roofing Slate Suppliers for Cumbrian, Welsh, Spanish and British Slate

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