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Mechanicals: Rough-in and Final

Heating, ventilation, and air-conditioning (HVAC) comprise one of the major systems to be installed in a house. This video will guide students through application guidelines and installation of many of these components, such as furnaces, warm-air perimeter systems, air exchangers, and central air-conditioning. A viewable/printable instructor’s guide is available online. Correlates to the Competencies and Objectives of the National Center for Construction Education & Research. A Shopware Production. (15 minutes)

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Elements of Heating
Duct work carries heat throughout a house. Heating is measured in tonnage and British Thermal Units (BTUs). Heating elements are a heat producer, exchanger, distributor, and a control.