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Story summary
- The Blueair 311i Max air purifier is currently 27% off on Amazon, with a sale price of $170, down from $230.
- It cleans spaces up to 929 square feet in about 30 minutes.
- The HEPA filter captures airborne particles and household odors.
- The purifier operates quietly and can be controlled via touch buttons or the Blueair app, which provides air quality stats and scheduling options.
