About This Perfect Compatibility: Specifically designed for Blueair Purifier models 7470i, 7410i, 7440i, and 7475i. Note: This is an aftermarket replacement product, not OEM. Brand/model names are used solely to demonstrate compatibility Advanced Odor Control: Features honeycomb-structured activated carbon that helps address household odors from cooking, pets, and smoke - designed to complement your machine performance Complete Value Set: Includes 1 premium filter with integrated carbon layer, providing a cost-effective solution for your BA 7470i / 7410i / 7440i / 7475i machine maintenance needs Quality Built Construction: Manufactured with durable materials to maintain proper airflow and fit throughout its service life in your 7410i purifier system Smart Maintenance Guide: For consistent results with your 7470i, 7410i , 7440i, 7475i, we suggest replacing every 6~12 months depending on usage. Simple installation with no tools required Overview Brand : XHT AIRFIL Material : Activated Carbon, Polypropylene Product Dimensions : 9"L x 8.8"W x 1.6"Th Compatible Devices : Air Cleaner, Air Purifier, Blueair Protect 7470i, 7410i, 7440i, and 7475i Air Purifiers EU Spare Part Availability Duration : 12 Months Item Weight : 2.7 Pounds Number of Items : 1 Manufacturer : XHT AIRFIL Number of Packs : 1 Product Grade : new