Education: Secondary (high) school graduation certificate. Work setting: Various locations. Tasks: Install exterior prefabricated products. Install interior prefabricated products. Read blueprints, drawings and specifications to determine work requirements . Repair and service exterior prefabricated products. Repair and service interior prefabricated products. Determine layout and installation procedures. Measure and mark guidelines to be used for installations. Utilize hand and power tools. Experience: 7 months to less than 1 year.