POROTHERM

Class [19]
Non-Metallic Building Material Products

Building materials (non-metallic), except transparent components, such as windows and other glass structures; non-metallic rigid pipes for building; non-metallic transportable buildings; prefabricated houses and components thereof (not included in other classes); except transparent components, such as windows and other glass structures; prefabricated walls and ceilings, brick roofs, covering elements, joists and overlying elements (mainly non-metallic); building panels, building stone, bricks, hollow bricks, hollow concrete blocks, chimney units, mortar, plaster; earth for bricks.