Non-metal building materials, namely, non-metal materials for constructing floors, non-metal joints for floors, non-metal expansion joints for floors

Non-metal building materials, namely, non-metal materials for constructing floors, non-metal expansion joints for floors, floor panels not of metal, and floor patching materials, namely, concrete sealers; non-metallic rigid pipes for building; non-metallic transportable buildings; floors and floor tiles, not of metal; other floors included in this class, namely, non-metal floors