What filters do I need to use with the Windmill purifier?
Windmill's purifier can only be used with our proprietary 3-in-1 True HEPA Filter. You can order yours from windmillair.com/accessories.
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Filter FAQs
What is a 3-in-1 HEPA filter?
The Windmill 3-in-1 Filter has three layers of filtration: (1) Pre-Filter (to help filter dust, mold, hair,and other large particulates), (2) Activated Carbon Filter (to help remove odors, harmful gasses,smoke, and other volatile organic compounds),
How many filters are in the Windmill purifier?
There is 1 free 3-in-1 True HEPA Filter included in each Windmill Purifier (we recommended replacing the filter every 6 months). You can sign up for auto-refills and save at windmillair.com/accessories.
How does the filter reduce odors and smoke?
The 3-in-1 True HEPA filter includes a thick layer of activated carbon. Activated carbon works by using tiny, porous surfaces to trap and absorb harmful gases, chemicals, and odors from the air. When smoke or unpleasant smells pass through the activa
What happens if I don't replace filters in an air purifier?
If you don’t change the filter, your air purifier won’t work as well. A dirty filter gets clogged, meaning it can’t catch dust, allergens, and other particles properly. All that bad stuff will end up back in your air, which defeats the purpose! Plus,
How do the replacement filter refills work?
When you purchase an air purifier, you can choose to include automatic filter refills. There is 1 free 3-in-1 True HEPA Filter included in every Windmill Air Purifier. After 6 months, we'll send you another, so you can change it out right away and st
What is HEPA?
HEPA stands for High-Efficiency Particulate Air. It’s a type of filter that is designed to trap very small particles that regular filters can’t capture. A True HEPA filter, like the one in the Windmill 3-in-1 Filter, can remove 99.97% of particles as