Costco has the C535 for $99.99 + Tax + Free shipping
This deal runs between – 10/3/18 through 10/28/18
https://www.costco.com/Winix-C535…80290.ht
Features:
Includes 2 True HEPA Filters And 8 Activated Carbon Pre-Filters
Close To A Two Year Supply Of Filters
PlasmaWave® Technology
3 Stage Filtration