Scandinavian-inspired colors to easily change the look of your device & make it feel more at home in your space.
The fabric pre-filter is machine washable and reusable, so you can keep it fresh without routinely replacing it
Blue Signature™ Small Pre-Filter
Refresh the look of your air purifier while helping capture dust, hair and pet dander before they reach the main filter.
Fast & free shipping
30-day returns
Extended warrantyWhy you’ll love it
A functional layer that helps catch everyday mess while giving your purifier a fresh new look.
- Captures dust, hair & pet dander
- Helps protect the main filter from larger particles
- Choose from variety of Scandinavian colors
- Machine washable for easy care
- Swaps on and off in seconds No routine replacement needed
Scandinavian inspired color options 
Machine washable 
Captures dust & hair 
Reusable design
Features & Technologies
- Captures dust, hair, & pet dander before it reaches the main filter
- Choose from 6 colors that blend effortlessly into your home
- Inspired by Scandinavian nature and interior palettes
- Machine-washable effortless maintenance
- Device sold separately
Product Notes
¹ Based on high-speed CADR by volume vs. similar competitive models
Scandinavian-inspired colors to easily change the look of your device & make it feel more at home in your space.
The fabric pre-filter is machine washable and reusable, so you can keep it fresh without routinely replacing it
Style it your way
Our curated palette of hues blend soft neutrals with muted nature tones—perfect for creating a calm, contemporary atmosphere in any room.
Lift the pre-filter off the top of your device, then pull down the fresh one.
Machine wash on a gentle cycle, then let it air dry - fresh and ready to use again.
Proud to be a Certified B Corp
As a B Corp, we’re part of a global community of businesses that meet high standards of social and environmental impact.
Only compatible with Blue Signature™
Check the label inside your device to confirm your model before selecting.
FAQ
Are the Blueair fabric pre-filters included with the purifier?
Each Blue Signature™ model comes with one pre-filter in its standard color. Additional colors are sold separately.
Does cleaning the pre-filter affect air purification performance?
A clean pre-filter helps extend the life of the main filter by capturing large particles like dust and pet hair.
Can I machine wash my pre-filter?
All Blueair fabric pre-filters are machine washable. Just toss it in on a gentle cycle and air dry.
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