The Architectural Sheet Metal Apprenticeship is also an accredited program with the U.S. Department of Labor. This program offers training specific to architectural sheet metal, including fabrication and installation of standing seam roofs, metal wall panels, gutters, downspouts and other architectural metal fittings. The required on-the-job and in-school training hours are less than that of the B...The Architectural Sheet Metal Apprenticeship is also an accredited program with the U.S. Department of Labor. This program offers training specific to architectural sheet metal, including fabrication and installation of standing seam roofs, metal wall panels, gutters, downspouts and other architectural metal fittings. The required on-the-job and in-school training hours are less than that of the Building Trades program. Apprentices that graduate from this program become Architectural Sheet Metal Journeypersons.