Creality CR10s Pro Extended fan shroud (40x20mm fan)

This is a re-creation of the stock hotend fan shroud on the Creality CR10s PRO.

I found the stock 40x10mm 24v hotend fan is pretty loud, but replacing this with a 12v Noctua 40x10mm fan may not provide enough airflow.
I wanted to use a Noctua 40x20mm 12v fan instead to provide maximum airflow whilst reducing the noise.

This "thing" is a recreation of the stock hotend fan shroud with some additional structures to make the whole thing sturdy enough and allow for the extra fan height.

I u