natural slate roofing
NATURAL SLATE
NATURAL SLATE CUPA 4

CUPA 4

Non-carbonated slate formed by tectonic compression. Blue black slate with thin laminations and a smooth surface. Split to an average thickness of 3.75 mm, 5 mm and 7.5 mm.

ORIGIN
Quarry Armadilla. Benuza (León) Spain.
Operating since 1968.

PRODUCTION
28.000 tm/year

FORMATS
Rectangular, Bullnose, Rhomboid, Ogival, Innova.

SIZES (cm)
25x15 - 50x38

Note. If you are interested in other formats contact us

SELECTIONS
R EXCELLENCE, H, NATURELLE

TECHNICAL SPECIFICATIONS

WATER ABSORPTION 0,29% Code: W1 (< 0,4%)
CONTENTS OF CARBONATE NON CARBONATED 0,51% Fullfil (< 2%)
MOR CHARACTERISTIC LLongitudinal 56 MPA
SO2 EXPOSURE TEST S1
THERMAL CYCLE TEST T1
FREEZE THAW TEST Fulfill < 0,4%
THICKNESS (mm) 3.75 - 5 - 7.5

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

INTERNATIONAL CERTIFICATIONS

CUPA 4 roofing slates meet the following international standards:

  • EN certificate logo EN 12326
  • NF certificate logo NF 228-02/01/01 - 5274
  • ATG certificate logo ATG/H517
  • BS certificate logo BS 680: Part 2
cupa 2 slate overlap one cupa 4 slate 4 cupa 4 slate cupa 4 slate staging

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