Non-carbonated slate formed by tectonic compression.
Grey slate with smooth surface. Split to an average thickness of 4 mm, 5 mm, 6 mm, 7,5 mm and 9 mm.
Note: As this is a natural product it is possible that there will be a shade variation.
Riofrío de Aliste (Zamora) Spain
Operations start date
Operating since 2001
Sizes: Between 20x20cm and 60x30cm
Thickness: 4 mm, 5 mm, 6 mm, 7,5 mm and 9 mm
R EXCELLENCE, H, NATURAL, HEAVY
Rectangular is the most common model in the UK.
If you are interested in other formats or sizes please contact us.
CUPA 9 roofing slates meet the following international standards
Technical documentation (declaration of performance, certifications, …) available in the resource center.
0,36% Code : W1 (< 0,4%)
Contents of carbonate non carbonated
0,60% Fulfill (< 1,5%)
Longitudinal 66,5 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 9 slate. Go to our projects section to see more works.