CUPA PIZARRAS has been producing the most complete range of natural slate for roofing and facade since 1892.

CUPA 7

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Colour

Black
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Surface

Smooth

Non-carbonated slate formed by tectonic compression. Black slate. Split to an average thickness of 3.75 mm, 5 mm, 7 mm and 9 mm.
Note: As this is a natural product it is possible that there will be a shade variation.

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Origin

Quarry Las Arcas Prada.
San Pedro de Trones (León) Spain

Operations start date

Operating since 1983

Dimensions

Sizes: Between 25x15cm and 50x38cm
Thickness: 3,75mm, 5mm, 7.5mm and 9mm

Selections

Excellence, Ardoisier, Heavy

Formats

Rectangular is the most common model.
If you are interested in other formats or sizes please contact us.

Rectangular
Innova
Bullnose
Ogival

International Certifications

CUPA 7 roofing slates meet the following international standards

marcado ce
EN 12326
cupacladcert6
02/05 Nº5277
cupacladcert7
ATG/H876
bsi-certificate
BS EN 12326:2014

Technical specifications

Technical documentation (declaration of performance, certifications, …) available in the resource center

Water absorption
0,30% Código: W1 (< 0,4%)

Contents of carbonate non carbonated
0,50% Fulfill (< 1,5%)

Mor characteristic
Longitudinal 61,2 MPA

SO2 exposure test
S1

Thermal cycle test
T1

Freeze thaw test
Fulfill < 0,6%

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