Air purifiers are highly recommended during smoke season, experts say. One inexpensive way to DIY an air purifier involves just a box fan, a furnace filter, and a bungee cord. To construct the air ...

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Interest in air filters and purifiers is spiking in Southern California, including questions about how to build a homemade air purifier. Getting clean air is the latest challenge for residents who ...

This is a developing story. For the latest local updates head to LAist.com and sign up for breaking news alerts. Interest in air filters and purifiers is spiking in Southern California, including ...