POLTRON SPANISH NATURAL ROOFING SLATE
ORIGING: North-west Spain
COLOUR: Blue-Black
SIZES: 40x37, 40x25, 40x30, 40x20,35x30,35x20

Poltron slate Roofing are sourced on the mountains of Gestoso área, one of the best quality rock all aronud the Spanish quarries región. Minimal visible pyrite.
S.S.F are proud to offer one of the best value for money slates on the market.
Poltron Slate is available in Best grade.
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 45,44N/mm² Longitudinal 55,73N/mm
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