Aluminum gutters, soffits & siding; prefabricated metal screen rooms Gutters, Drip caps, Splashblocks, Downspouts, Siding, Shutters, Stucco, Siding butt joints, Siding corners, Glass curtainwalling, Solvent welded structural assemblies, Welded or brazed structural assemblies, Riveted structural assemblies, Fabricated structural assemblies