https://breathequality.com/winix-c545-review/ https://breathequality.com/winix-c545-review/ There are definitely better units out there, but not for $100. Tha

https://breathequality.com/winix-c545-review/ https://breathequality.com/winix-c545-review/ There are definitely better units out there, but not for $100. That was the sale price at Costco when I got mine.