What is heat loss from duct per meter of length

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Reference no: EM13946139

Airflow through a long rectangular heating duct that is 0.75 m wide and 0.3 m high main- tains the outer duct surface at 45°C. If the duct is uninsulated and exposed to air at 15°C in the crawlspace beneath a home, what is the heat loss from the duct per meter of length?

Reference no: EM13946139

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