Rock Bianco is a glazed porcelain tile in a Matt finish with a stone look, in the 60x120 CM size and also made in 60x60 and 80x80 CM. The face is a very pale off-white with a soft, fine speckle and gentle cloudy shifts in tone, giving a calm, even surface. Water absorption is < 0.05% (ISO-10545-3) and breaking strength > 1800 N (ISO-10545-4). The surface rates Class PEI 4 (2100 revolutions) for abrasion (EN 154) and 5 on the Mohs scale, with slip resistance > 0.40 dry and > 0.40 wet (ISO-10545-17). Frost resistance is a Pass (ISO-10545-12) and reaction to fire is Class A1 - A1 fl. The Rock collection also includes Rock Crema, Rock Graphite, Rock Grey and Rock Nero.