Where can I find DIY store supplies in Köthel (Stormarn)?

DIY store supplies can also be found in these cities:

Ahrensburg Alt Mölln Ammersbek Bargteheide Bälau Büchen Fuhlenhagen Geesthacht Glinde Hamburg Hoisdorf Klempau Mölln Müssen Nusse Ratzeburg Reinbek Schwarzenbek Siek Trittau Wentorf bei Hamburg

You can also find this in Köthel (Stormarn):

Natural Stone Plaster Flooring Doors Windows Stretch Ceilings Tiles Mosaic Insulation Concrete