Cast stone garden and household ornaments; Construction materials in the nature of non-metal composite panels; Fired refractory materials, not of metal; Non-metal building panels incorporating acoustic insulation; Non-metal debris guards for gutters; Non-metal gutters; Nonmetal tubular liners for the lining of sewer systems; Plastic extrusions, namely, decking; Plastic reinforced wall panels for use as sound and light barriers; Seam tape for building