Activated Carbon Filter

Activated Carbon Filter Cartridge (Refillable, 3D Printable)A simple, refillable activated carbon filter you can print at home. Fill it with carbon pellets/granules and drop it into your airflow path to help cut smells, smoke, VOCs, “stale room” odours, and general funk. When it’s spent, tip it out and refill it in minutes.WhySO much cheaper than expensive OEM ones.Refillable: print once, keep topping it upGood airflow: grille-style body aims to keep restriction reasonableGood forDIY air purifier buildsPC/3D printer enclosure exhaustSmall room / cupboard / litter area odour control“I need the air to smell less like yesterday” situationsWhat you needPrinted parts from this download (body + any caps/retainers included)Activated carbon (pellets or coarse granules recommended)Optional: tape or a thin foam strip if you want a tighter seal in your mount (not needed if its a Xiaomi Air Purifier)