Need advice (Glue fume extractor)

[Danne]

10 minutes ago, Frodo said:

you need something in the range of 100 / 150 cfm's anything under 100 cfm is not going to be enough exhaust

You need to install a dryer vent vent cap outside the window.  it has a flapper that closes when the fan is off and does not let air back into the room from outside

 

Thanks for the air flow value. 

I think I will do like in the post I made earlier (see my link) Open the window just slightly and lock it so it's a small gap, take down the roller blind that goes in a channel on the sides, connect the the hose and start the fan. I can't think of another solution, because I have windows that you fold like this: