Where can I find Granite tiles in Lohmar?

Granite tiles can also be found in these cities:

Alfter Bergisch Gladbach Bonn Bornheim Cologne Gummersbach Hennef (Sieg) Königswinter Leverkusen Lindlar Rösrath Siegburg Troisdorf Wesseling

You can also find this in Lohmar:

Covering Foil Bathroom Chrome Accessories Timber Ground Cover Ceiling Tiles Shower Partitions Files Curtains Herd