Air Purifier DIY Wildfire Smoke Filter

How to make simple, affordable air filters. We use four of these filters for clean healthy air at home.

Unfortunately, 2018 is looking like another bad year for wildfires and the smoke is everywhere. The only relief is inside but even there can be a problem. You can spend thousands on over priced air purifiers but that’s not an option for most of us.

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DIY Air Filter Components:

20” Box Fan:

20” Air Filters:

Duct Tape: