Air Scrubber 12cm fan HEPA & Carbon

thingiverse

Please use Google Translate, English is not good, afraid of causing misunderstanding. ## Description For a 12cm fan air purifier, HEPA + active carbon double filtering, volume minimized as possible. ## Materials 4x M3x35mm screws 4x M3x40mm screws 4x M3 washers 17mm thick HEPA filter core (car air conditioner filter HEPA filter net high efficiency low resistance pm2.5 filter paper) 1.5mm diameter cylindrical activated carbon (virus toxin filter virus toxin filter box special cylindrical activated carbon container) 12cm fan Medical disposable mask ## Installation 1. Embed 4 washers into A, used for fixing the fan. 2. Cut HEPA filter core to suitable size, try to be precise, put it into A, (A1 needs 60mm sized screw). 3. Cut the mask, use the mask filtering fabric as activated carbon's filter net, put a layer of non-woven fabric on top of A, close B. 4. Carefully pour activated carbon into B's honeycomb grid, put a layer of non-woven fabric on top, close C, tighten 4 M3x40 screws from C. 5. Fix the fan and filter core to the box.