It's time to see what is the noob's way of finding out which fan duct is more reliable. while this test was conducted on the Anet A8 the design is reflected on a lot of different printers.

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3D Printz Filament:
Use coupon code 3DMAKERNOOB for a 10% discount

http://www.3dprintz.co.uk

Fan Ducts Used:
Semi Circular with notch: http://www.thingiverse.com/thing:1874390
Semi Circular: http://www.thingiverse.com/thing:1954001
Spriya: http://www.thingiverse.com/thing:2133328
Spaceship: http://www.thingiverse.com/thing:2088006
Circular: http://www.thingiverse.com/thing:2037771

Test prints:
Maker's Muse Lattice Cube Torture Test: https://gumroad.com/l/CMqrm
Bridge Test: http://www.thingiverse.com/thing:113160
Overhang Test: http://www.thingiverse.com/thing:699366

Marlin Skynet v2.3.9 : https://www.dropbox.com/s/j40vagc1drx...

Please note that upgrading to the latest skynet only worked for me after first installing v1.1

To install Skynet v2.3.9 connect the Anet via USB and switch it on, then:

1. download the zip file in the link above and extract
2. Run Arduino.exe in the Arduino Folder
3. Go to menu bar Tools Board and select Anet v1.0
4. Go to menu bar Tools Port Select COM Port for Anet
5. Go to menu bar File Open and select Marlin.ino from the Marlin Folder
6. Click on Upload (arrow facing Right)

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Matterhackers: http://bit.ly/2mH1jHx

Amazon US: https://www.amazon.com/?tag=3dm0420
Amazon UK: https://www.amazon.co.uk/?tag=3dmano21

Aliexpress: http://s.click.aliexpress.com/e/iYv3ZjM
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Banggood: http://bit.ly/2lEVsCO

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Attn: 3D Maker Noob Joe
P.O. Box 12
Constitution Street,
Mosta, MST 9059
Malta
Europe