You need an additional 4 screws m3 3-4mm, I additionally reinforced the connection with duct sealing tape.
Layer 0.2 … beat option 0.15 or less
Material : ASA, ABS
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remix :
https://www.printables.com/model/483474-sovol-sv06-fan-duct-5015-blower-fan-v3
https://www.printables.com/model/438570-sovol-sv06-plus-5015-dual-fan-mount
The author remixed this model.
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