Bertazzoni KIN 30 PRO X Instruction Booklet page 6

OPTIONAL: Duct transition kit (only for 2 motors version)
4
11 7/8"
9 13/16"
20"
20 7/8"
(Seulement pour modéle 2 moteurs)
(Solo por versión 2 motores)
10 3/8"
8 15/16"