Parallelepiped rectangular form construction element for creating geometric shapes of arch, has five parallelepiped molds provided with embedding unit on multiple sides and assembled with male square mold or female square mold

摘要

The element has five parallelepiped molds provided with an embedding unit on multiple sides and assembled with a male square mold (1) or female square mold, where the female square molds comprising set of square cavities provided on a long side and another set of cavities provided on small side.