Serve the entry of each cross section of transition.
d1:
The start cross section of the fitting as entered in Starting Values will be shown.
d2:
This cross section can either be manually intered, taken from the Duct Tables.
Distance d1/d2:
Distance at beginning and end of transition.
l/W:
Angle and length of transition. The special fitting length is taken from the cross sections and finishing parameters with an angle of 30°, and can be modified.
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