Franvisa

LOCATION

La Baña – Northwest Spain

PRODUCT

Roofing & Cladding slates

COLOR

True un-fading BLACK

CHARACTERISTICS

Deep vertical lines.

Very uniform.

Pyrite free.

FORMAT

Metrics.

From 30cm x 20cm up to 60cm x 30cm

THICKNESS AND WEIGHT

8mm  53 kgs/m2

Slate can be supplied either holed or unholed depending upon the roofing system chosen


FRANVISA® is produced from one source of origin and has a long history of exporting high quality slates to the most demanding markets.

FRANVISA® is exclusive to be natural®.

The quality control of be natural® staff in the quarry guarantees a perfect selection of your order before the collection.

We control color, thickness, size and labels.

be natural® transport your order from the quarry up to your doorstep, wherever you are in the world.


SLATE FOR DISCONTINUOUS ROOFING AND CLADDING UNE-EN 12326-1 ASTM C-406

Dimension and Dimensional Variation

Complies

Nominal Thickness and Variation

Complies

Mechanical Resistance, Characteristic MoR

Transverse: 43.0 N/mm2 / Longitudinal: 67.8 N/mm2

Mechanical Resistance, Mean Failure Load

Transverse: 52.9 N/mm2 / Longitudinal: 81.5 N/mm2

Carbonate Content

0.6 % Complies

Water Absorption

Complies with code W1 0.40%

Thermal Cycling

T1 Complies

Sulphur Dioxide Exposure

S1 Complies

Non-Carbonate Carbon Content

0.4 % Complies

Release of Dangerous Substances

None in conditions of use as roofing or external cladding

External Fire Performance

Deemed to satisfy

Reaction to Fire

Deemed to satisfy CLASS A1

  • Fireproof
  • Waterproof
  • Resistant to pollution
  • Long lasting
  • 100% Natural
  • Environmentally safe
  • Hand selected
  • Low maintenance

Find out more.
Contact us

info@benatural.es

+34 981 915 008

Galicia – Spain

FRANVISA® Slate is certified by the European laboratories.

Slate Definition | Roofing slate maintenance | SLATE natural benefits