natural slate roofing
NATURAL SLATE
NATURAL SLATE CUPA 5

CUPA 5

Non-carbonated slate formed by tectonic compression. Dark grey slate with a riven surface.
Split to an average thickness of 5 mm, 6.5 mm, 7.5 mm and 9 mm

ORIGIN
Quarry Valdacal. Pusmazán (Orense) Spain.
Operating since 1971.

PRODUCTION
25.000 tm/year

FORMATS
Squared, Rectangular, Bullnose, Spitzort, Spitzwinkel, 90º Sawn, Irregular, Half Moon

SELECTIONS
R EXCELLENCE, H, NATURAL

SIZES (cm)
Size range available from 20x15 to 60x45

Note. If you are interested in other formats contact us

TECHNICAL SPECIFICATIONS

WATER ABSORPTION 0,21% Code: W1 (< 0,4%)
CONTENTS OF CARBONATE NON CARBONATED 0,27% Fulfill (< 2%)
MOR CHARACTERISTIC Longitudinal 37 MPA
SO2 EXPOSURE TEST S1
THERMAL CYCLE TEST T1
FREEZE THAW TEST Fulfill < 0,4%
THICKNESS (mm) 5 - 6.5 - 7.5 - 9

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

INTERNATIONAL CERTIFICATIONS

CUPA 5 roofing slates meet the following international standards:

  • EN certificate logo EN 12326
  • NF certificate logo NF 228-02/03/01 5275
  • ATG certificate logo ATG/H848
  • BS certificate logo BS 680: Part 2
  • astm certificate logoASTMC121/C120/C217
cupa 5 slate overlap one cupa 5 slate four cupa 5 slate cupa 5 slate staging

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