BUXEBUX 2-Pack Replacement Filter Compatible with Blueair Blue Signature SP4i Large Model Air Purifier

["【Compatible Models】Replacement Filter is specially designed for BLUEAIR Blue Signature Large Replacement Filter for Large Model Air Purifier Blue Signature SP4i, Please check your machine model before purchase!!!","【Excellent Filter】Designed With True H13 HEPA Filter, High Efficiency Activated Carbon Filter And Pre-Filter, ideal for households with pets, cooking and smokers. Effectively Improving Indoor Air Quality.","【Easy to install】Simply Replace The Old Large Model SP4i Replacement Filter Without Any Tools. Note: Please Remove The New Filter From The Plastic Bag Before Placing It Into It. Filter replacement for Blue Signature SP4i play an important role for the air purifier, so choosing high quality & durable filter with maximum-efficiency can help you save more money.","【Kindly Notes】It is recommended to replace the air filter compatible with BLUEAIR Blue Signature Large every 6-12 months or depending on the use, to improve the performance of the air purifier. Easy to replace and disposable our Blue Signature SP4i filter, no tools required.","【Product Assurance】BUXEBUX has been committed to providing all customers with high-quality and cost-effective air pu rifier filters, and helping customers build a better living environment., You Can Contact Us And We Will Provide You With Satisfactory Service."]