<p>In order for the E3D to work: yes. The E3D fan goes right on the heatsink, the PB fan I just left as is, without any additional shroud. One day I'll make one, but currently I prefer a small USB fan to cool the print. Works much better due to higher air volume.</p>

<p>Hi,</p><p>Was that all that is necessary ? Did you have to change any other setting ? Hoq did you plug the fan ?</p>