This is replament for original fumes extractor.
This one is build around much stronger 120mm fan from Sunon PMD2412PMB1.
Bottom parts needs M3 inserts to screw both elements, fan is just located iside and doesn't need any screws.
There is slot for cables so be sure to insert fan in correct orientation.
No special requrements for this print, there is no support needed.
The author marked this model as their own original creation.