Ceiling boards of metal; Ceiling supports of metal; Galvanized steel clip with molded rubber used to attach drywall to walls or ceilings; Metal bonding fasteners for mounting and demounting of ceiling and wall panels; Metal building materials, namely, ceiling boards and floor boards; Metal cages for HVAC units; Metal ceiling medallions; Metal ceiling panels; Metal ceiling tiles; Metal coverings for ceilings; Metal hardware, namely, general use wall and ceiling mounts for audio, video or compu...