Door panels, not of metal; Fences, not of metal; Handrails, not of metal, for swimming pools; Non-metal balustrades; Non-metal fence stays; Non-metal guard rails; Non-metal jalousies; Non-metal sliding doors; Palings, not of metal; Plastic water conduits for roofs and balconies; PVC railings; Stair treads not of metal; Wood door frames; Wooden building materials, namely, boards, decking, railings; Wooden railings