Non-metal building materials, namely, construction elements in the nature of supports, non-metal latches being integral components of armored doors, not of metal, non-metal ceiling tiles, paper board for building, non-metal windows and doors, non-metal fireplace surrounds, non-metal flooring materials, non-metallic transportable buildings, non-metal interior storm windows, non-metal storm windows, plastic reinforced wall panels for use as sound and light barriers, non-metal chimney caps, hard...