![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw5ff55a4b/New/PDP%20-%20Body%20/311auto_prefilter_green_herofeature.png)
![Blueair Image Blueair Image](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw756543cf/New/PDP%20-%20Body%20/411auto_prefilter_blue_herofeature2.png?sw=368)
The fabric pre-filter extends the life of the primary filter, catching large airborne particles such as dust, lint, pollen, and pet hair. And the color can be customized to fit your space.
![Blueair Image Blueair Image](https://www.blueair.com/dw/image/v2/AASF_PRD/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dwc726208e/New/PDP%20-%20Body%20/311auto_prefilter_green_feature1.png?sw=468)
Surprise with a pop of color, or blend in with your room decor with five available color options; Arctic Trail, Winter Reed, Archipelago Sand, Aurora Light, and Night Waves.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dwe72d3929/New/Icons/New%20Icons%20July%2020/icon_swedishdesign_halfsize.png)
While this pre-filter is designed to be compatible with the Blue 3210.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw86e189b1/New/Icons/New%20Icons%20July%2020/icon_automode_halfsize.png)
For quick cleaning, use the brush attachment on your vacuum to clean the exterior of the fabric pre-filter of visible dust and dirt between washes.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw66784ecc/New/Icons/New%20Icons%20July%2020/icon_energy_halfsize.png)
Designed to be reused when the pre-filter requires a deeper clean, washed on a gentle, low-temperature cycle in the washing machine. Hang to dry.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw66784ecc/New/Icons/New%20Icons%20July%2020/icon_energy_halfsize.png)
A hidden velcro-panel in the fabric pre-filter holds the power cord, keeping it close to the body of the air purifier and out of sight.
![Blueair Image Blueair Image](https://www.blueair.com/on/demandware.static/-/Library-Sites-blueair-row-content-library/default/dw2ccf3b72/New/Icons/New%20Icons%20July%2020/icon_recycle_halfsize.png)
We designed our new premium fabric pre-filters in an earthy color palette inspired by our Swedish heritage and Scandinavia's natural landscapes.
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Filter TypeFabric pre-filter 100% polyester, Stretch panel 94% polyamide 6% spandex
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Dimensions(HxWxD)14.0 x 0.08 x 15.2 in
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Product weight0.15lbs
This pre-filter is compatible with the Blue 3210.
This item includes one replacement pre-filter fabric.
Yes, there are a total of five pre-filter colors available for the Blue 3210; Arctic Trail (gray), Winter Reed (light gray), Archipelago Sand (pink), Aurora Light (green), and Night Waves (navy). Pre-filter in Arctic Trail color comes standard with air purifier.