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Rectangular Ductulator Duct Sizing Tool | Building Services Portal
Feb 1, 2021
buildingservicesportal.com
SOLVED: A rectangular sheet-metal duct is 200 ft long and has a fixed height H = 6 in. The width B, however, may vary from 6 to 36 in. A blower provides a pressure drop of 80 Pa of air at 20°C and 1 atm. What is the optimum width B that will provide the most airflow in ft3/s?
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