Classification Information
non-metal curtain walls, non-structural building materials, namely, sealants, gaskets, glass and aluminum; glass wall systems, namely, panels of glass, tiles of glass; non-metal windows
Nonmetallic Building Materialsinstallation of curtain wall systems for buildings, nonstructural building materials, glass wall systems, metal wall systems, insulated panels, windows
Building Construction and Repaircustom fabrication of curtain wall systems for buildings, nonstructural building materials, glass wall systems, metal wall systems, insulated panels, windows
Treatment of Materialsdesign and engineering of curtain wall systems for buildings, non-structural building materials, glass wall systems, metal wall systems, insulated panels, windows
Computer and Scientific