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3D20 Down Fan Duct 4-in-1
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Upgrade your part cooling abilities!
V3 should work on any original 3d20 heatblock. And prints fine without supports.
You will probably need an M3 x 16mm screw, I believe the original was a bit shorter.
~~Two designs, one if you're still using insulation and Kapton blanket. It bumps into one corner just slightly.~~
~~One if you're using a silicon sock like https://www.thingiverse.com/thing:2871015 or similar.~~
~~Each has an option for a tiny bit of built in supports for the block with
V3 should work on any original 3d20 heatblock. And prints fine without supports.
You will probably need an M3 x 16mm screw, I believe the original was a bit shorter.
~~Two designs, one if you're still using insulation and Kapton blanket. It bumps into one corner just slightly.~~
~~One if you're using a silicon sock like https://www.thingiverse.com/thing:2871015 or similar.~~
~~Each has an option for a tiny bit of built in supports for the block with
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