The image showcases a variety of HVAC symbols used to represent different components and elements within heating, ventilation, and air conditioning systems. These symbols include representations of pumps, valves, ducts, steam, and more. For instance, a circle with a cross inside denotes steam, while a bow tie shape signifies a butterfly valve. These symbols are essential in HVAC drawings and schematics, serving as a visual language to communicate the design, installation, and maintenance of these complex systems
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