natural slate roofing
NATURAL SLATE
NATURAL SLATE CUPA 14

CUPA 14

Non-carbonated slate formed by tectonic compression. Dark grey slate with thin laminations and a riven surface.

ORIGIN
Quarry Las Fuentes. Benuza (León) Spain.
Operating since 1985

PRODUCTION
6.000 tm/year

FORMATS
Rectangular, Bullnose, Rhomboid, Half moon, Schuppen, Spitzort, Fischschuppen, 90º Sawn

MAIN SIZES
8”x6” to 24”x12”

SELECTIONS
EXCELLENCE, ARDOISIER, HEAVY

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 3/16” to 3/8”

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

INTERNATIONAL CERTIFICATIONS

CUPA 14 roofing slates meet the following international standards:

  • EN certificate logo EN 12326
  • BS certificate logo BS 680: Part 2
  • astm certificate logoASTM C-121 (S1), ASTM C-217 (S1), ASTM C-120 (S1)
cupa 14 slate overlap one cupa 14 slate four cupa 14 slate four cupa 14 slate

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