natural slate roofing
NATURAL SLATE
NATURAL SLATE CUPA 2

CUPA 2

Non-carbonated slate formed by tectonic compression. Dark grey slate with thin laminations and a smooth surface.
Split to an average thickness of 3.5 mm,5 mm, 6 mm and 7.5 mm.

ORIGIN
Riodolas mine, Carballeda de Valdeorras Ourense (Spain).
Operating since 1972

PRODUCTION
15.000 tm/year.

FORMATS
Rectangular, Square, Half Moon, Waben, Schuppen, Fishschuppen, 90º Sawn, Spitzwinkel, Spitzort.

SELECTIONS
R EXCELLENCE, H, NATURAL

SIZES (cm)
Size range available from 20x20 to 60x45

Note. If you are interested in other formats contact us

TECHNICAL SPECIFICATIONS

WATER ABSORPTION 0,14% Code: W1 (< 0,4%)
CONTENTS OF CARBONATE NON CARBONATED 0,27% Fullfil (< 2%)
MOR CHARACTERISTIC Longitudinal 54 MPA
SO2 EXPOSURE TEST S1
THERMAL CYCLE TEST T1
FREEZE THAW TEST Fullfil < 0,4%
THICKNESS (mm) 3.5 - 5 - 6 - 7.5

Note. Technical documentation (declaration of performance, certifcations, ...) in the PRO AREA

INTERNATIONAL CERTIFICATIONS

CUPA 2 roofing slates meet the following international standards:

  • EN certificate logo EN 12326
  • ATG certificate logo ATG/H930
  • BS certificate logo BS 680: Part 2
cupa 2 slate overlap one cupa 2 slate four cupa 2 slate cupa 2 slate staging

FORMATS
  • Square
  • Rectangular
  • Bullnose
  • Rhomboid
  • Irregular
  • half moon
  • Schuppen
  • Spitzort
  • Spitzwinkel
  • Waben
  • Uni
  • Ogival
  • Fischschuppen
  • 90º Sawn
  • 74º Sawn
  • Innova