Air Filter

I used this print to add a carbon filter inside my enclosure for my Ender 3. The fan, power adapter and filter can be bought from the following links.

https://www.amazon.com/gp/product/B07PYDT9KR/ref=ppx_yo_dt_b_asin_image_o07_s00?ie=UTF8&psc=1

https://www.amazon.com/gp/product/B01CSNEO2G/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1

https://www.amazon.com/gp/product/B019Q3U72M/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1

All that is needed extra are bolts to hold the duct to the fan. I just used old bolts I found in the garage.