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Workshop Air Filtration System Performance Shootout - Including Effective, Low-Cost DIY Box Fan Filtration Systems - SHOP HACKS
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An 'air purifier that you can make yourself in just 30 seconds' that simply attaches a filter to an electric fan is more effective than commercial products. - GIGAZINE
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Is an $800 purifier best to clean your home's air? Marketplace tested 5 top brands and their claims | CBC News
![Monkeybrains ISP on Twitter: "DIY air filter system. Box fan ($16), filter ($20), tape. Leave running 24x7! https://t.co/eGJphSGJ0C" / Twitter Monkeybrains ISP on Twitter: "DIY air filter system. Box fan ($16), filter ($20), tape. Leave running 24x7! https://t.co/eGJphSGJ0C" / Twitter](https://pbs.twimg.com/media/Drv-4VlVAAAnMWz.jpg)