Air Filter - Air Filter

SAFETY WARNING: this air filter is built with a “something better than nothing” mindset. It's a temporary, cheap solution and you may need to modify and/or improve the filtration system in order to sufficiently clean the air from your 3D printer.Creating an air filter is not as easy as I thought before starting this project. There are many things to study and try. The most difficult and important part is achieving good suction without choking the airflow while still effectively filtering out pollutants.To build this air filter, I used:- A 120mm fan, 39mm deep, which has an airflow of 234,4 m³/h - Amazon link: https://www.amazon.it/dp/B00MNJDNQY?psc=1&ref=ppx_yo2ov_dt_b_product_details- A common switch- A standard 12-volt power supply- Two activated carbon filters, pre-cut for litter boxes - Amazon link: https://www.amazon.it/dp/B0BNL4Q275?psc=1&ref=ppx_yo2ov_dt_b_product_details- Two layers of non-woven fabric (outer and inner layer from a surgical mask)My filter is used inside a c