6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
metal railing and accessories therefor, namely, hand rails, structural and decorative columns, surface adapters for use with metal railing and accessories, hinges, gates, posts, railing ornaments, post caps, post base covers, and spindle fittings; metal heating products and parts therefor, namely, chimney caps, metal connections and adapters for connecting chimney parts, stove boards, trim collars; metal building materials, namely, brick ties, channels for use with metal building materials, corner beads, grommets, steel studs, tees for use with metal building materials, trims, wires, clips, drywall angles, roof starter strips, step flashings, tracks, and wall moldings; metal duct pipes and fittings, namely, boots, branch joints, chimney thimbles, cleats, collars, dampers, draft doors/regulators, ducts, elbow joints, end caps, joist linings, plenums, rain caps, reducer/increaser joints, and round pipes
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
flue stoppers, cast iron chimney dampers, heat shields, metal gaskets and stove pipes; metal ventilation and filtration supplies and fittings therefor, namely, air filters and pads, registers and grilles, air intake hoods, vent hoods, flexible ducting, vent caps, and air intake caps