🌬️ Upgrade your air, upgrade your life — don’t let stale air hold you back!
The 2Pack Upgraded Classic 400 Series Replacement Filters are engineered for Blueair Classic 400 Series air purifiers, delivering 99.97% efficient activated carbon filtration. These easy-to-install, durable filters come in a convenient two-pack, ensuring continuous clean air and a healthier living space with reliable performance and customer satisfaction guaranteed.
| Brand Name | YJSDXBSF |
| Model Info | Upgraded Classic 400 Series |
| Product Dimensions | 2.54 x 2.54 x 2.54 cm; 453.59 g |
| Part Number | Upgraded Classic 400 Series |
| Color | 6 |
| Compatible Device | Air Cleaner |
| Material Type | Activated Carbon Filter |
| Included Components | Upgraded Classic 400 Series |
| Batteries Included? | No |
| Batteries Required? | No |
| Item Weight | 454 g |
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