ORIGING: Northwest Spain Certificate of guarantee
COLOUR: Dark-Grey
SIZES: 60x45, 60x30, 50x45, 50x30, 50x37, 50x25, 40x37, 40x25, 40x30, 40x20

Valdeleón has the most smooth and flat texture into the Spanish La Hebra type rock. Natural texture minimal visible pyrite. S.S.F provide the VALDELEÓN Slate in Premium mixed grade. Having been through the most stringent selection process.
This roofing slate complies with all relevant Europen Standard EN 12326 and test results show that this slate is A1-T1-S1

Water absorption W1
Non carbonate carbon content In accordance <1%
Mechanical resistance characteristics (MoR) Transversal 522,5N/mm2
Longitudinal 488,6N/mm2
Calcium carbonate content Complies <1%
Dimensional tolerances Complies
Thermal cycle T1
Exposure SO2 S1
External fire performance Deemed to satisfy A1
Reaction to fire Deemed to satisfy A1
Release of dangerous substances None
Use as roofing or external cladding Yes