6 Metal doors, windows, skylights, and thresholds; metal screening and screen frames; metal awnings; metal canopies; metal siding, soffits, fascia, and construction accessories therefor, namely metal trim coil, and residential roofing of metal and accessories therefor, namely, metal roofing tiles; metal roofing and siding, and accessories, namely, metal shingles; pre-engineered metal parts of structures, namely, doors, walls, windows, roof coatings and manufactured housing and mobile homes; metal sun rooms and patio enclosures; metal wall panels, partitions and interior enclosures; metal duct, louvers, and vents, for heating and ventilating; metal curtain walls; prefabricated metal structures to create store fronts and entrances; signs, non-luminous and non-mechanical, of metal; metal posts for lighting, parking meter pipe stands, and other bridge, street and highway uses; metal gutter and down-spouts; metal swimming pools; metal railing and structural support systems therefor; metal storm shutters; metal storage and shipping containers; rigid and flexible metal conduit; metal plates for use in lithographic printing; metal ladders; materials of metal for use in constructing scaffolds; flexible multilayer packaging of metal foil; consumer foil of metal for use in packaging; institutional foil of metal for use in packaging; metal closures for containers and bottles; metal beverage cans; metal non-beverage cans; composite cans including canisters, and metal ends and tabs for composite cans; powder metallurgy