A glass tile made to individual customer's order, who wanted to faithfully reproduce the roof of a historic villa. The use of glass cover was quite a common practice in Silesia in the past. "At the turn of the 19th and 20th centuries, glass roof tiles were ordered for every type of roof tiles in glassworks, which had the shape of their ceramic counterparts and were used to cover the roofs above the attics or staircases. It was an alternative solution to a roof window, which is more expensive and requiring a special seal. "