Cabinet filter

designed this model for my 3d printing cabinet, to filter out the fumes and remove the smell of both resin and more caustic filaments.I have been using this for 6 months with no vent to outside, has not tripped any of the sensors or the air quality monitor.parts required to install.m3 bolts and nuts (i used 8 of each but you might need more for your setup.)shop Vac filter. (designed to be used with a mastercraft hepa filter)- Canadian tire specialHoneywell carbon filter roll (used to filter out