Interpretation #7312

Published March 03, 2014

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Original Request

Code Version
2010
Code
MECHANIC
Code Description
Mechanical
Chapter
5
Section
504.6.4.1
Topic
Total Length

Question

Is it the intent of Section 504.6.4.1 to include the length of the transition (normally flexible) duct in the 35 foot total length.

Answer Published 03/03/2014 at 6:34 PM

No

Commentary

The 35 feet starts at the point where the dryer transition duct connects to the smooth metal exhaust duct, to the outlet terminal.