The filters in my Corsi-Rosenthal Box look after 30 days of continuous use...
ITeeTechMonkey @ ITeeTechMonkey @lemmy.world Posts 2Comments 74Joined 2 yr. ago

ITeeTechMonkey @ ITeeTechMonkey @lemmy.world
Posts
2
Comments
74
Joined
2 yr. ago
Yep and if you want to get really fancy, ya can put the box on stilts and put a 5th filter on the bottom!