Winix Replacement Filter Pack for C535 and C909 Air Purifiers, 2-pack

Winix Replacement Filter Pack for C535 and C909 Air Purifiers, 2-pack

$59.99$79.99

Not seen on sale since Oct 2, 2026 — this deal has likely ended. The price history below shows what it sold for.

Winix Replacement Filter Pack for C535 and C909 Air Purifiers, 2-pack was marked down to $59.99 at Costco, 25% below its $79.99 list price. DealHawk has tracked it since Apr 1, 2026. Online prices move daily and in-store clearance often differs by location — DealHawk checks both and alerts you when the price drops.

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  • Retailer: Costco
  • Category: cleaning
  • Tracked since: Apr 1, 2026
  • Last checked: Oct 2, 2026

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