BLOK ON

Class [019]
Non-Metallic Building Material Products

Non-metal building materials, namely, prefabricated concrete system for structural and retaining walls, composed primarily of concrete blocks and concrete posts; Concrete building materials, namely, blocks and bricks; complete building construction systems for walls, composed primarily of prefabricated concrete blocks and concrete posts; Non-metal concrete construction blocks and posts; Building system consisting of sets of concrete blocks and concrete posts designed to interconnect