CUPA 12 grey slate roof tiles with smooth matt surface

CUPA 12 roof slates are made from non-carbonated slate formed by tectonic compression. Colour - grey; surface - smooth matt. Sizes between 20 x 15 and 60 x 45cm. Format - normally rectangular; other options available. Average thickness - 3.5, 5 and 6mm. Water absorption - 0.16% code: W1 (< 0.4%). Origin - Spain