Help Guides

• Air Purifier vs. Air Filter: What’s the Difference?

  September 10, 2021

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  • Buyer's Guides

  Air quality professionals often distinguish between the terms because the two systems are built differently.

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• What Is the Best Air Purifier for Wildfire Smoke? A Portland Tech Answers

  November 12, 2020

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  • Buyer's Guides

  One way to combat the effects of wildfire smoke is to use an air purifier...

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