Works with HEPASilent™ Technology to remove up to 99.97% of tiny airborne particles while carbon filtration.
A filter replacement indicator lets you know when it’s time for a fresh filter, typically after about six months of use.
Blue Pure 511 Particle + Carbon Filter
Particle + Carbon
Fast & free shipping
30-day returns
Extended warrantyWhy you’ll love it
Reliable everyday filtration that makes keeping your air purifier performing its best simple.
- Captures dust, pollen & pet dander
- Helps filter PM2.5 and other airborne particles
- Helps reduce light cooking and smoke odors
- Replace about every 6 months
- Filter indicator reminds you when it’s time to change
6 month filter lifetime 
Particle + odor filtration 
App replacement alerts 
Quick & easy filter
changes
Features & Technologies
- Particle + Carbon filtration tackles everyday particles and light household odors.
- Main filter captures PM2.5, pollen, dust mite matter and pet dander allergens.
- Activated carbon traps light odors from smoke, cooking and more.
- 6-month replacement cycle keeps routine maintenance straightforward.
- Filter replacement indicator lets you know when it’s time for a fresh filter.
- Easy replacement design makes routine filter changes simple.
Works with HEPASilent™ Technology to remove up to 99.97% of tiny airborne particles while carbon filtration.
A filter replacement indicator lets you know when it’s time for a fresh filter, typically after about six months of use.
Smart Filtration, you can trust
Find the Blueair model name on the label inside your air purifier.
Blueair’s proprietary RealTrack algorithm accurately calculates the remaining filter lifetime based on fan speed, usage time and pollution levels.
Dirty filters clean the air less efficiently. Sign up for a filter subscription and get fresh filters delivered right when you need them.
Main Filter Captures airborne particles including, PM 2.5, pollen, dust mite matter allergen & pet dander allergen
Activated Carbon
Traps light household odors from smoke, cooking odors and more
FAQ
What Blueair air purifier is compatible with this filter?
This filter is compatible with the Blue Pure 511 air purifier.
How do I reset my filter replacement indicator (red light) on my Blue Pure air purifier?
A red filter replacement indicator appears on the air purifier when it is time to change filter, after about 6 months of operation.
After you replace your filter, press the center button down to reset the filter light indicator until the red light disappears. It usually takes 7-10 seconds and may take up to 30 seconds depending on the model.
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