Architectural elements, namely, non-metal friezes; Non-metal ceiling tiles; Non-metal vent cover for HVAC ducts; Non-metal window sashes; Non-metal windows and doors; Seam tape for building; Stepping and footing stones of concrete or wood for use in lawns and pathways; Wainscoting, not of metal; Water treatment equipment, namely, non-metal water storage basins for collecting and storing water; Wooden doors
Nonmetallic Building Materials