✖

runcibility:

musingsofaraven:

thehappysnail:

iplaytolosebitch:

image
image

x

Holy fuck

This works best if you keep windows closed.

Another design is using 2 20x25x1 filters, taping them to the sides of the box fan and then to each other so they sort of make a triangle, then cutting cardboard to make a top and bottom to the triangle.

This was discovered as a more effective design during the 2020 US west coast fires.

image

https://tombuildsstuff.blogspot.com/2013/06/better-box-fan-air-purifier.html

Better Box Fan Air Purifier
A better more efficient and odor eliminating homemade air purifier than just taping a 20x20x1 filter to a box fan. Sometimes you need to
tombuildsstuff.blogspot.com

If you live on the west coast of the United States, fire season is coming and this is vital.

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[Posted June 21st, 2021 at 2:15 AM]
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