Creality Ender-2 windshield for printing ABS

I had a lot of warping on my Ender-2 when printing ABS, and found that some of it was due to the air flow from the hot end fan, which cannot be regulated. This cover blocks some of the flow towards the object and improved ABS warping significantly for me. It can be fixed on the underside of the hot end fan case with 3/6 small magnets or an elastic band.

On the other hand, it makes it difficult to reach an extruder temperature higer than 230 °C, because all the flow gets directed towards the h