This training profile is intended for use by program developers and trainers in the development of training courses and programs for sheet metal workers. It contains 17 modules: safety for sheet metal worker; tools and machinery; materials and gauges; drafting and shop drawing; pattern development; methods of joining sheet metal; shearing and cutting sheet metal; sheet metal forming and assembly procedures; welding; blueprint reading; heating, ventilating, and air conditioning; architectral roofing and siding; acoustic treatment; air balancing; industrial environment systems; trade calculations; and related science. Each module consists of these components: tasks as identified by an occupational analysis; terminal performance objectives, which identify the required behavior, the conditions, and the minimum acceptable performance standards; and enabling objectives, which identify the knowledge and skills required to achieve the terminal performance objective. (YLB)