Individuals are able to test AC-powered devices. They can install and service compressors and can safely handle refrigerants. They are familiar with metering devices and have a basic knowledge of heat pumps. They can inspect and maintain HVAC systems. They understand venting requirements and how to make and install sheet metal and flexible duct systems. They can explain the function of airside systems and how to achieve good indoor air quality. They have been introduced to hydronic systems.

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