4 ms·
Not a new idea[1] I'm surprised it even has a name [1] https://www.youtube.com/watch?v=Uzpn09OIyqw https://www.youtube.com/watch?v=Uzpn09OIyqw
by rapunkill 4y ago
Not a new idea[1] I'm surprised it even has a name
[1] https://www.youtube.com/watch?v=Uzpn09OIyqw https://www.youtube.com/watch?v=Uzpn09OIyqw
- jefftk 4y agoThat's not the same concept: that requires tools and woodworking skill. A CR filter cube requires only a box fan, duct tape, filters, and the box the filters came in.