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.

Origin

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

Operations start date

Operating since 1968

Dimensions

Sizes: Between 16”x8 and 16”x10”
Thickness: 3/16” to 3/8”

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

cupacladcert2
EN 12326
cupacladcert6
NF 228-02/01/01 - 5277
cupacladcert7
ATG/H876
bsi-certificate
BS EN 12326:2014

Technical specifications

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

Water absorption
0,35% Código: W1 (< 0,4%)

Contents of carbonate non carbonated
0,50% Fulfill (< 2%)

Mor characteristic
Longitudinal 61,2 MPA

SO2 exposure test
S1

Thermal cycle test
T1

Freeze thaw test
Fulfill < 0,6%

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