7400 Smart Filter Replacement Filter Compatible with BLUEAIR Protect 7400, 7470i, 7410i 7440i Air Purifier,3 Stages H13 True HEPA Pre-Filters

Compatibility: Our 7400 replacement filter is compatible with Blueair Air Purifier models 7400, 7410i, 7440i, and 7470i,work and fit just as well as the same brand Great Value Set: This value combo pack of 7440i air purifier filter replacement includes 1 pack booklet design air filter with H13 True HEPA filter and activated carbon filter , for long term using at so much more reasonably price 3-Stage Filtration Filter: High quality filter with H13 True HEPA filter, honey-comb activated carbon filter and pre-filter brings you healthier life Long Filter Life: The strict production process, from the selection of raw materials to the professional operation of production, TOMORAL 7410i replacement filters are made to be durable & efficient for months For maximum efficiency, it is recommended to replace the True HEPA Filter once every 6-12 months or dependent on the usage. Feel free to contact us if there are any questions