<p>please refer to <a rel="nofollow" target="_blank" href="https://0x7d.com/2014/12/improved-ultimaker-2-fan-mount/" title="Link: https://0x7d.com/2014/12/improved-ultimaker-2-fan-mount/">https://0x7d.com/2014/12/improved-ultimaker-2-fan-mount/</a> </p><p>I just added the second hot end fan. and in the incesd version the therd cooling fan</p>
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