Castelo Slate is a grey 20x120 CM wooden tile from the Castelo collection, with a wood look and a matt with structure finish. The plank face shows grey wood grain with darker grey streaks and small knots, and the planks lay in staggered rows that also work on a diagonal. Water absorption is < 0.05% (ISO-10545-3) and breaking strength is > 1800 N (ISO-10545-4). Surface abrasion resistance is Class PEI 4 (2100 revolutions) (EN 154), scratch hardness is 5 on the Mohs scale (EN 101) and stain resistance is Class 5 (ISO-10545-14). The tile passes frost resistance (ISO-10545-12), and its reaction to fire is Class A1 - A1 fl. Slip resistance (COF) is > 0.40 dry, <0.40 wet (ISO-10545-17). Sister colours in Castelo are Brown, Beige, Coffee, Honey and Grigio.