Costco Wholesale has for their Members: 2-Pack Winix C545 Air Purifier Replacement Filter S for $59.99. Shipping is free.
Product features:
* Two True Hepa Filters and 8 Activated Carbon Filters included, up to a Two Year Supply
* True HEPA: Captures up to 99.97%* of Airborne Allergens as Small as 0.3 Microns
* Activated Carbon Filters: Reduces VOCs and Odors from Cooking, Pets, and Smoke
* The Genuine Winix Filter S is Compatible with Winix Air Purifier Unit C545
In addition, Costco has on sale the 2-pack Filters for C535 and C909 Air Purifiers for $64.99
https://www.costco.com/winix-replac...-air-purifiers,-2-pack.product.100300828.html
https://www.costco.com/winix-genuin...for-c545-air-purifier.product.4000225508.html
Product features:
* Two True Hepa Filters and 8 Activated Carbon Filters included, up to a Two Year Supply
* True HEPA: Captures up to 99.97%* of Airborne Allergens as Small as 0.3 Microns
* Activated Carbon Filters: Reduces VOCs and Odors from Cooking, Pets, and Smoke
* The Genuine Winix Filter S is Compatible with Winix Air Purifier Unit C545
In addition, Costco has on sale the 2-pack Filters for C535 and C909 Air Purifiers for $64.99
https://www.costco.com/winix-replac...-air-purifiers,-2-pack.product.100300828.html
https://www.costco.com/winix-genuin...for-c545-air-purifier.product.4000225508.html