Nonmetallic building materials, namely, cement for building purposes, concrete for building purposes, stucco, limestone, gypsum, fire clay, clay for bricks, clay bricks, soil, sands, gravel, quarry rock, flyash, aggregates, plaster, marble, clinkers, rigid pipes not of metal for building, framework not of metal for building, moldings not of metal for building, plastered wall panels not of metal for construction, flashing not of metal for building, wall linings not of metal for building, reinforcing materials not of metal for building, panels not of metal for building, coverings not of metal for building, materials not of metal for tunnels except for the materials of wood for tunnels, trellises not of metal, staircases not of metal, door panels not of metal, beams not of metal, laths not of metal, mantelpiece not of metal, doors not of metal, door fixtures not of metal, door frames not of metal, gutters not of metal, gutter pipes not of metal, gutter gratings not of metal, materials for floor construction not of metal, floors not of metal, barricades not of metal, scaffolding not of metal, drain pipes not of metal, sidings not of metal, wainscots not of metal, branching pipes not of metal, lintels not of metal, shutters not of metal, water pipes not of metal, penstock pipes not of metal, stringers parts of staircases not of metal, sheet piles not of metal, duct drainage pipes not of metal, casement windows not of metal, foundry main beam not of metal, shingle not of metal, roof flashing not of metal, hip rafters for roofing not of metal, lower part of wall not of metal, windows not of metal, window rail not of metal, lattices not of metal, window frames not of metal, hanging system units not of metal, ceiling decorations not of metal, ceilings not of metal, partitions not of metal, cornices not of metal, shuttering not of metal for concrete, facing bricks and stones, fair-faced brickwork, roofing tiles, pantiles, rubber tiles, wooden tiles, bricks, vinyl tiles, asphalt tiles, glass roofing tiles, glass bricks, glass tiles, concrete tiles, plastic tiles, mortar for building, rubber materials for exclusive use in building or construction, prefabricated building sets not of metal, prefabricated building parts not of metal, silos not of metal, mobile shelters not of metal, prefabricated platforms not of metal, plaster materials for exclusive use in building or construction, asbestos mortar, lime materials for exclusive use in building or construction, asphalt, asphalt roofing paper, asphalt felts, bitumen, oil-coating agents, elastic sealants, mortar putty and pitch, soffits, building materials, namely wall, hardwood, decking, wood and particle boards; cladding for construction and building, fascia for building, concrete building materials, namely blocks, beams, bricks, posts, poles, stabs and panels, concrete drainage structures for building and construction, concrete walls

Building construction