Non-carbonated slate formed by tectonic compression. Gray slate with a smooth matt surface.
Split to an average thickness of 3,5 mm, 5 mm and 6 mm (3/16” to 1/4”).
Note: As this is a natural product it is possible that there will be a shade variation.
Quarry La Campa.
Folgoso del Caurel (Lugo) Spain.
Operations start date
Operating since 1972
Sizes: Between 16”x10” and 20”x10”
Thickness: 3/16” to 1/4”
Rectangular is the most common model in the US. If you are interested in other formats or sizes please contact us.
CUPA 12 roofing slates meet the following international standards
Technical documentation (declaration of performance, certifications, …) available in the resource center.
0,11% Code : W1 (< 0,4%)
Contents of carbonate non carbonated
0,20% Fulfill (< 1,5%)
Longitudinal 63,5 MPA
SO2 exposure test
Thermal cycle test
Freeze thaw test
Fulfill < 0,6%
Would you like to see a sample? Please complete the form to receive your slate sample.
Here you can see some examples of projects that uses our CUPA 12 slate. Go to our projects section to see more works.