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Fight wildfire smoke with this Renpho air filter for 35 percent off

We have four of these Renpho RP-AP001 air filters in our home, running right now. They work.
renpho rp ap001
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As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

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