Top Pick
Top Pick
Winix
Winix Washable Filter 21WC
4.5
Best reusable solution for budget conscious air purifier owners.
This comprehensive replacement kit maintains peak air quality by combining high-efficiency particle capture with advanced odor neutralization. It simplifies maintenance by providing a full year of filtration in one convenient package.
$119.99
In stock
at
National Allergy Supply
Who it's for
- Budget-conscious homeowners looking to minimize recurring maintenance costs
- Environmentally conscious users aiming to reduce their ecological footprint
- Pet owners needing to manage heavy dander and hair buildup
Who should skip it
- Busy individuals who prefer low-maintenance, set-and-forget appliance solutions
- Allergy sufferers requiring medical-grade purification for microscopic allergens
- Continuous users who need their air purifier running 24/7
Key Specs
Filter Type
Pre-Filter, True-HEPA, Washable AOC Carbon Filter
Filter Lifespan
12 months
Filters Per Pack
3
Filtration Efficiency
99.97%
Minimum Particle Size
0.3 microns
Odor Reduction Capability
Yes
VOC Removal Capability
Yes
Washable/Reusable
Yes
Pet Dander Filtration
Yes
Smoke Filtration
Yes
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