The Windmill Air Purifier
An expert-certified and doctor-approved HEPA air purifier designed for small-to-medium rooms and to support your sleep, energy, and overall well-being.
Color: Sand
- Air Purifier
- 3-in-1 HEPA Filter
- 3-in-1 HEPA Filter
$49 every 6 months ($69 value)
- 3rd party tested & verified
- Lifetime warranty1
- Free shipping
Overview
Meet the new, slimmer Windmill Air Purifier — now available in 5 elegant colors. Designed for small-to-medium spaces, it brings powerful medical-grade HEPA purification into a compact, beautifully considered form that feels at home in yours. It captures 99.97% of harmful particles down to 0.3 microns — including allergens, smoke, and pet dander — while helping reduce odors and VOCs. With real-time air quality monitoring and smart app control, it’s an effortless way to create a healthier, calmer, better-feeling home.
Features
3-in-1 Medical-grade HEPA
Laser precision
Ultra-quiet
Child lock
Smart controls
Dual sleep modes
Tech Specs
Shipping & Returns
Embrace the great indoors
Did you know?
Your indoor air matters more than you think...
You breathe 20,000+ times every day
Indoor air can contain pollutant levels 2-5x higher than outdoors
We spend 90% of our lives indoors...
“This air purifier looks beautiful wherever you place it in your home. It’s the best one I’ve ever had
... Thank you Windmill!”Verified buyer
Expert certified and doctor approved
“Clean air isn’t a luxury, it’s a health & wellness necessity. The Windmill Air Purifier can capture allergens and fine particles effectively with medical-grade HEPA filtration. It’s a high-quality choice for anyone looking to breathe easier at home.”
Dr. Jeffrey Miller,
Board-Certified Allergist & President of Mission: Allergy
Healthier air starts with smarter filtration
Our 3-stage medical-grade HEPA filtration captures 99.97% of bad particles down to .3 microns
#1 quietest HEPA air purifier
Starting at 16 dB, the Windmill Air Purifier is designed to blend seamlessly into your home environment
Whole-room cleaning in minutes for small-to-medium spaces up to 975 Sq Ft
- Living room
- Bedroom
- Home office
- Nursery
Choose your mode
Low fan speed for undetectable operation
Medium fan speed for a gentle, smooth hum
High fan speed for quick cleaning
Ultra-powerful cleaning when you’re out of the room
Auto-adjusts based on your AQI, so you never have to think about your air again
Unhealthy
BoostAuto
Good
Low- Whisper (16 dBs)
For a silent sleep without lights or distraction
White noise (47 dBs)Optimized white noise to 47 dBs (research-backed for better sleep)
Smarter and intuitive
Measurement and tracking
View your indoor AQI (Air Quality Index, PM2.5) in real-time and track it over time, right from the app!
Scheduling and automations
Child lock
Beeping on and off
Lights on and off
An air purifier designed to blend in or stand out — your choice
Have a bigger room? Need 2X the cleaning power?
FAQs
How is this air purifier different from The Windmill Air Purifier Max?
Does the Windmill purifier require a wifi connection to operate?
Can the Windmill purifiers filter out smells and odors?
- Lifetime warranty valid with active filter subscription.
The Windmill Air Purifier - Sand