Classification Information
Waterproofing membranes for roofing, floors and walls; Boards of wood; Floor boards of wood; Building timber; Non-metal window shutters; Non-metal door frames; Flashing, not of metal, for building; Artificial timber; Building stone; Drywall; Wall boards; Stones; Roof flashing, not of metal; Wood sheets for arts and crafts
Nonmetallic Building Materials