The Topas 11V speaks a clear structural speach when it ist laying on the Roof. The straigt and harmonical design gives the roof an optical perfect view. The tile is made out of best blend of clay and it is produced with highest quality level for clay tiles. It is available in 7 different colours and 3 different surface qualities with a lot of fittings and components. This complete system makes a roof become a perfect and astethical look.