Style it your way

Scandinavian-inspired colors to easily change the look of your device & make it feel more at home in your space.

Wash, reuse, repeat

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.

Compatible with Blue Signature™ Small Air Purifier

Desigend for

Blue Signature™ Medium

Great for

Dust, pet hair, easy upkeep & personalizing your space

Nordic Fog

Size: Small

Why you’ll love it

A functional layer that helps catch everyday mess while giving your purifier a fresh new look.

Features & Technologies

Style it your way

Scandinavian-inspired colors to easily change the look of your device & make it feel more at home in your space.

Wash, reuse, repeat

The fabric pre-filter is machine washable and reusable, so you can keep it fresh without routinely replacing it

Choose from 6 Scandinavian inspired colors

Our curated palette of hues blend soft neutrals with muted nature tones—perfect for creating a calm, contemporary atmosphere in any room.
Change up the look in seconds

Lift the pre-filter off the top of your device, then pull down the fresh one.
Machine washable for easy care

Machine wash on a gentle cycle, then let it air dry - fresh and ready to use again.