NOS are a benchmark of the knowledge and abilities needed to be competent in a particular occupation. Developed by current job incumbents, NOS are a collection of the individual competencies that make up the whole picture of an occupation.
Solar Thermal Hydronic Installers install customized systems that collect radiant heat from the sun at low, medium, or high temperatures for a variety of heating purposes in residential, commercial or light industrial settings. The solar thermal collectors may be mounted on the ground or built on the roof or walls of buildings. The heat is transferred from the collectors throughout the system using a heat transfer fluid.