Winix C909 Air Purifier WiFi PlasmaWave Technology

• Costco now offers the Winix C909 Air Purifier with WiFi and PlasmaWave technology, now $159.99 (list price $199.99).
• Shipping fee is $4.99.
• Buy >>

Editor's Pick: If you have pets at home or are sensitive to pollen, this purifier is a solid choice. With a four-stage filtration system plus PlasmaWave technology, it tackles odors and airborne particles effectively. Once connected via WiFi, you can monitor air quality changes right from your phone. It's also quiet enough to run while you sleep, so it won't disturb your rest.