Flexible Fume Exhaust Bamboo Pipe OD75 ID68 Bracket 150mm Duct

Migrating from thingiverse

https://www.thingiverse.com/thing:4574749

Flexible Fume Exhaust Bamboo Pipe OD75 ID68 Bracket and adapter to connect to a 150mm Duct

i got the Black, 1.4M, with square hood.
https://www.aliexpress.com/item/4000044513445.html

on the other side, it is connected to a Ceiling Fan Extractor.
https://www.thingiverse.com/thing:4387788

https://www.printables.com/model/241771-ceiling-solder-fume-extractor-fan-adaptor-250mm-cl

also has the option for anti draft / Backdraft stopper adapter
https://www.thingiverse.com/thing:4411669

https://www.printables.com/model/241775-ceiling-extractor-fan-anti-draft-backdraft-stopper

the "Bracket -2mm" is 2 mm shorter, it you want it to be really a tight mounting, but i am just using the normal one.

FreeCAD design file included.