Product Information
- Genuine Blueair Replacement Pre-filter in Aurora Light (green) color for the Blue Pure 311 Auto air purifier
- Colorful fabric pre-filter extends the life of the primary filter, catching large particles such as dust, lint, pollen and pet hair
- Vacuum the exterior of the fabric pre-filter to remove visible dust and dirt as often as you'd like
- Designed for reuse, when the pre-filter requires a deeper clean, wash on a gentle, low-temperature cycle in the washing machine
- A hidden compartment in the fabric pre-filter keeps the power cord hidden out of sight
