Custom and Standard Design Curtain Walls, Comprising Metallic Exterior and Interior Structural Components; and Structural and Nonstructural Aluminum Extrusions for Use in Building Construction

METAL CONSTRUCTION MATERIALS-NAMELY, WINDOW FRAMES, DOORS, DOOR FRAMES, SOFFITS, FACIAS, SILLS, COLUMN COVERS, GUTTERS, SOLAR SHADES, MULLIONS, SPANDREL PANELS, STORE FRONTS, STAIR RAILINGS, MARQUEES AND PREFABRICATED METAL BUILDINGS