AI6YR BenTrying to deal with wildfire smoke? Here's the best thing since sliced bread for massively improving the air quality in your room/apartment/house/etc.
How to build your own Corsi-Rosenthal Box
Ray McCarthy@ai6yr
For a short moment I thought you were suggesting sliced pan loaf for the filters.
Though actually better than nothing!
I guess one for tree pollen needs good HEPA filters? That's the issue here in rural County Limerick.
@raymaccarthy These use really good HEPA filters and great ability to filter pollen!