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Duke_Yugo 2K Views
Yesterday 9:53 PM

Winix C909 4-Stage Air Purifier with Wi-Fi & PlasmaWave Technology @ Costco $165 ($159.99 + $4.99s/h) @Costco

$160

$200

20% off
Costco Wholesale
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Winix C909 4-Stage Air Purifier with Wi-Fi & PlasmaWave Technology
Costco $165 with shipping cost.
https://www.costco.com/p/-/winix-.../100842491
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Winix C909 4-Stage Air Purifier with Wi-Fi & PlasmaWave Technology
Costco $165 with shipping cost.
https://www.costco.com/p/-/winix-.../100842491

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Today 12:36 AM
220 Comments
Joined Aug 2013
ccheliosToday 12:36 AM
220 Comments
Great air purifier, amazing price.
Today 1:26 AM
125 Comments
Joined Jan 2011
WhodatLSPToday 1:26 AM
125 Comments
FYI not energy star certified if you are getting for rebates.
Today 1:27 AM
106 Comments
Joined May 2015
NaturalDealToday 1:27 AM
106 Comments
Quote from WhodatLSP View quoted comment :
FYI not energy star certified if you are getting for rebates.
Product listing claims energy star
Today 7:05 AM
1.8K Comments
Joined Dec 2005
alphawaveToday 7:05 AM
1.8K Comments
FWIW, uses Filter A.
We have 2 of the popular C545's and run a larger 9800 in the living room/den area. This unit appears to use the same filter A, and same square footage (500) as the 9800 but at approximately half the cost of 9800.
Last edited by alphawave November 10, 2026 at 12:12 AM.

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