The responsibilities of a sheet metal installer include the installation, repair, and replacement of sheet metal products and equipment like control boxes, drain pipes, furnace castings, ductwork, and hangers. In this career, you design and fabricate products using special machines that cut and bend metal, hand cut and shape some parts, solder, and weld as needed to assemble pieces, creating smooth seams and joints using various tools. Other duties include finishing parts using hacksaws or shears, altering parts at construction sites if necessary, and maintaining and repairing equipment. You inspect products to ensure they meet specifications and building codes and transport completed assemblies to construction sites to install.