Transition ducts used to connect the dryer to the exhaust duct system shall be a single length that is listed and labeled in accordance with UL 2158A. Transition ducts shall not be greater than 8 feet (2438 mm) in length and shall not be concealed within construction.
(Amend Coun. J. 9-14-21, p. 35949, Art. V, § 11)