First, sample or samples are taken from the tiles used in the buildings to be restored and these samples are subjected to a technical examination and processing to reach the original color and texture.

With the help of a magnifying glass, the size/ density of the aggregate and the type of stones / minerals are determined. Thus, it is ensured where the tile is produced and which geographical region the raw materials belong to. As an expert detective in pursuit of a lost object, we evaluate every detail with great care.

Karoistanbul, acting with the responsibility of an art institute. It tries and records the options consisting of many color components in order to reach the colors in the pattern. After the test tiles produced in this way have been cured, and wiping and polishing is applied; Karoistanbul compares the test tiles and the original tiles. When the most accurate result is reached, production starts.

Karoistanbul also;

Apart from patterned tiles, it contributes to the restoration works by realizing the original reproduction of the stair steps and mosaic floors of the old buildings.