CUPA 2 natural slate is made from non-carbonated, dark grey stone with a smooth surface, split to thicknesses between 3.5 and 7.5mm. Designed for roofing and facade applications, this slate is available in a range of sizes and shapes, with consistent quality and low water absorption. Sourced from the Riodolas mine in Spain and meeting key international standards.

  • Natural slate for roofing and facades, with a smooth, dark grey finish

  • Available in multiple thicknesses and sizes for design flexibility

  • Low water absorption (0.21%) and high durability

  • Non-carbonated composition for long-term stability

  • Meets EN 12326 and BS EN 12326:2014 standards

  • Suitable for various installation formats, including rectangular and custom shapes

Applications

  • Residential and commercial roofing

  • Facade cladding

  • Heritage and restoration projects

  • Architectural new builds

  • Public and institutional buildings

Dimensions

Sizes: 20x20-60x45cm

Thickness: 3.5, 5, 6, 7.5mm

Performance

Water absorption: 0.21% (W1)

SO2 exposure test: S1

Thermal cycle test: T1

Freeze thaw test: fulfil < 0.6%

Longitudinal MOR: 49 MPa

Materials

Natural slate, non-carbonated

Colours

Dark grey (shade variation possible)

Finish

Smooth surface with thin laminations

Options and variations

Formats: rectangular, square, half moon, shuppen, spitzort, spitzwinkel, waben, fischschuppen, 90º sawn

Selections: R, H, NATURAL

Origin

Riodolas mine, Carballeda de Valdeorras, Ourense, Spain

Accreditations

EN 12326

BS EN 12326:2014

ATG/H930