Amazon is selling the Winix 5500-2 air purifier for $129.62 with free shipping Link
As an alternative, Walmart is also selling the Winix 5500-2 for the same price. Link
From Amazon:
- True-HEPA filter captures 99.97% of airborne pollutants; dust mites, pet dander, pollen and other allergens as small as 0.3 microns.
- Washable AOC Carbon Filter, made from activated carbon granulars for removal of household odors.
- PlasmaWave acts as a permanent filter to safely break down odor, allergens, chemical vapors and other pollutants – with no harmful ozone.
- Smart Sensors gauge the air and our Auto Mode adjusts the fan to filter the air as needed; with a sleep mode for silent night-time operation.
- CADR rated for 360 sq. ft. room size. Suitable for medium and large rooms; kids bedrooms, family rooms and kitchens.