Floorboards; Balustrades, not of metal; Ducts, not of metal, for ventilating and air-conditioning installations; Engineered hardwood flooring; Fabric for underlayment of flooring; Fences, not of metal; Fireplace mantles, not of metal; Fitted swimming pool covers; Flooring comprised of rubber, PVC, adapted for physical fitness activities; Garden sheds of non-metallic materials; Gates, not of metal; Interior non-metal window shutters; Mantels for fireplaces of wood, plaster, or stone; Non-metal...