Non-carbonated slate formed by tectonic compression.
Black slate. Split to an average thickness of 3.75 mm, 5 mm, 7.5 mm and 9 mm.
Note: As this is a natural product it is possible that there will be a shade variation.
Quarry Las Arcas Prada.
San Pedro de Trones (León) Spain
Operations start date
Operating since 1983
Sizes: Between 25x15cm and 50x38cm
Thickness: 3,75mm, 5mm, 7,5mm and 9mm
R EXCELLENCE, H, NATURAL
Rectangular is the most common model in the UK.
If you are interested in other formats or sizes please contact us.
CUPA 7 roofing slates meet the following international standards
Technical documentation (declaration of performance, certifications, …) available in the resource center.
0,17% Code: W1 (< 0,4%)
Contents of carbonate non carbonated
0,50% Fulfill (< 1,5%)
Longitudinal 55,8 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 7 slate. Go to our projects section to see more works.