Non-metallic building materials, namely, cellular PVC trim and non-metal expansion joints for floors and walls [, non-metal decorative moldings and decorative trim for use in building construction, rigid pipes of polypropylene for the supply of drinking water and heating and, air conditioning systems in houses, office buildings and industrial buildings; plastic pipe supports; asphalt for building purposes; tar and pitch; bitumen; concrete-based slabs made using recycled glass; manufactured brick veneer for use on interior and exterior walls, floors and surfaces, pool sides and driveways; fly ash; wall, hardwood, decking, wood and particle boards; semi-worked woods; plastic webbing material used to reinforce bituminous waterproofing sheets; non metallic transportable buildings, namely, monuments of stone, concrete and marble; gypsum; plaster boards; wall boards ]