A worker in safety gear holds a sheet with “HVAC: Heating, Ventilating, Air Conditioning” written on it. A toolbox and various tools are on the tiled floor nearby, highlighting hands-on skills gained through an HVAC apprenticeship program.
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101 Fundamentals

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A person uses metal shears to cut a sheet of metal on a workbench, showing markings and measurements—skills often practiced in an HVAC apprenticeship program. A glove and wooden tool are also nearby.
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103 Basic Sheet Metal

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A man in a blue hard hat and uniform uses a blowtorch to solder a copper pipe, holding soldering wire in one hand—an essential skill for HVAC technician training—with tools spread out on the table.
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104 Copper Works

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Wood framing and exposed ductwork inside a building under construction, showcasing unfinished walls and insulation panels—ideal for hands-on practice alongside HVAC online training or NATE certification prep.
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106 Building Systems

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Three rolled-up blueprints rest atop architectural drawings with technical lines and floor plan layouts in blue ink—ideal visuals for NATE certification prep or an HVAC apprenticeship program.
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110 Blueprints

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A person wearing protective gloves and an orange safety jacket adjusts a manifold gauge set, often used in HVAC technician training or NATE certification prep. Tools and red valves are visible on the table in the background.
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121 Air Properties

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A smiling worker in a blue uniform and hard hat holds a clipboard and pen, standing in front of industrial machinery—perfectly representing someone ready for HVAC technician training or an EPA 608 certification course.
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122 Load Calculations

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Large metal air ducts and pipes in an industrial ceiling, featuring shiny cylindrical and rectangular ductwork for ventilation or HVAC systems—an ideal scene for hands-on HVAC online training or EPA 608 certification course practice.
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123 Air Distribution

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Wide aisle in a grocery store with refrigerated shelves on both sides, stocked with dairy products and packaged goods. Two people converse at the end of the aisle, perhaps discussing an HVAC apprenticeship program or online training options.
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141 Refrigeration I

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A technician kneels on the floor while servicing an HVAC unit, using gauges and tools to check and adjust the equipment—a scene familiar in HVAC technician training or during an EPA 608 certification course. Colored hoses and wires connect to the open system.
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142 Refrigeration II

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