2 Pack 511 Replacement Filter, Compatible with Blue Air Blue Pure 511 Air Purifier, True H13 HEPA Filters, and Activated Carbon Filter(Not for 511i Max)

【Compatibility】: This 511 replacement filter fully compatible with BLUEAIR Blue Pure 511 Air Purifier ONLY.

【Attention Please】:This Filter is ONLY Compatible with 511 Air Purifier, ❌ Not compatible with 211+ and 211+ Auto 211i max, and other models, Please check the model number before placing the order.

【High Efficient Filltering】：The HEPA filt-er Clean at least 99.97% of tiny airborne particles like smoke down to 0.1 microns, and clean pet dander, and dust, The activated carbon filt-er clean up light household from smoking, pets, and cooking fume.

【Performance Peak】：For your machine performance peak, based on actual usage the filter should be replaced every 6 months, it's easy to install, and no tools are required.

【We Treasure Our Customers】: If you have any questions about our product, please feel free to contact us, and we'll solve them within 24 hours. Filter made of FSC-Certified paper

2 Pack 511 Replacement Filter, Compatible with Blue Air Blue Pure 511 Air Purifier, True H13 HEPA Filters, and Activated Carbon Filter(Not for 511i Max)