2-pack large Filter Replacement, Compatible with BLUEAIR Blue Signature Large Model SP4i Air Purifier for Rooms & Home, Clean Pollen, Dust, Smoke, Pet Hair & Odors — Open-Box, 16% Off

Compatible Models: The Replacement Filter Compatible with Blue Signature SP4i. Please confirm the air purifier before purchasing.

Three-stage Filtration System‌: 1. Pre-filter:‌ cleans large dust and pet hair. ‌2. Main Filter:‌ Helps reduce fine particles like pollen and dander in the air. ‌3. Activated Carbon Filter:‌ cleans up odors, smoke and voc, making it perfect for pet, smokers,and home. It's very easy to install the Blue Signature filter, no tools required and can be directly replaced for use, brings convenience and comfortable to your life

Best Performance: The filter dimension are15.3 × 9.9 × 2.1in. Adopting a cubic golden ratio design to ensure even distribution of airflow. For best performance, recommended to replace the filter every 6-8 months, but of course, the frequency of replacement depends entirely on your usage and the quality of the air, which ensures energy saving and a longer service life.

Cost-Effective Package: Package includes 2* replacement filter, vacuum sealed to maintain cleanliness, our Blue Signature large filter has the same quality and function as the original, please don't worry and buy it with confidence, Its cost-effectiveness is significant and users can confidently choose it as a long-term air solution, save your money.

Reliable Customer Service: We value each customer, and our after-sales team will provide each customer with satisfactory service and ensure you have the best experience possible. if you have any questions, please contact us, and we will answer you as soon as possible.

2-pack Filter Replacement, Compatible with BLUEAIR Blue Signature Large Model SP4i Air Purifier for Rooms & Home, Clean Pollen, Dust, Smoke, Pet Hair & Odors