Semi-finished products not of metal being building material, namely, rods of plastic for window frames and door frames, rods of wood for window frames and door frames, plates for roofing, foils of plastic for roof waterproofing; Semi-finished building material products not of metal being non-metallic reinforcements for concrete and wood building construction, namely, plates, rods, and bars; building materials not of metal, namely, building stone and fascia; structural timber; stones for build...