CUPA 9 natural slate is made from non-carbonated grey slate with a smooth surface, split to thicknesses between 4 and 9mm, and is used for roofing and facade applications. Sourced from the Abejeda quarry in Spain, it is available in rectangular, square and ogival formats, with a range of sizes and selections.

  • Natural grey slate for roofing and facades, with smooth finish and consistent quality

  • Formed by tectonic compression for durability

  • Low water absorption at 0.35%

  • Non-carbonated composition for stability

  • Range of thicknesses and sizes to suit design needs

  • Internationally certified to EN 12326 and BS EN 12326:2014

  • Suitable for both traditional and contemporary projects

Applications

  • Residential and commercial roofing

  • Facade cladding

  • New builds and renovations

  • Architectural projects requiring natural stone finishes

  • Projects in the UK and internationally

Dimensions

Sizes between 20 x 20 and 60 x 30cm

Thicknesses: 4, 5, 6, 7.5, 9mm

Performance

Water absorption: 0.35% (W1)

Carbonate content: 0.40%

Longitudinal MOR: 43 MPa

SO2 exposure: S1

Thermal cycle: T1

Freeze-thaw test: Fulfil < 0.6%

Materials

Natural non-carbonated grey slate

Colours

Grey

Finish

Smooth surface

Options and variations

Selections: R, H, NATURAL, HEAVY

Formats: Rectangular, square, ogival

Origin

Abejeda Quarry, Riofrío de Aliste, Zamora, Spain

Accreditations

EN 12326

BS EN 12326:2014