The Secret Jardin rubber hose creates a stable and tight connection between the exhaust fan and activated carbon filter or tent flange.
Specifications:
Ø125mm
for use with Ducting Flange or any 125mm flange
Material: rubber body with steel straps
Link to the example video :
https://www.youtube.com/watch?v=6NsAWXqrh9Y&feature=youtu.be