minus-squareZoopZeZoop@lemmy.worldtoMildly Interesting@lemmy.world•The filters in my Corsi-Rosenthal Box look after 30 days of continuous use...linkfedilinkarrow-up3·3 days agoFor that money, you can buy actual air filtration units. The box fan may be noisy, but something that big is going to have massive surface area and provide a lot of filtration. linkfedilink
For that money, you can buy actual air filtration units. The box fan may be noisy, but something that big is going to have massive surface area and provide a lot of filtration.