(1+2+2)Replacement Filter with 1 White Filter,2 Activated Carbon Filter and 2 Pre-filter

Compatible with: air purifier filter replacement One year of filtration: Includes 1 count white main filter, 2 count activated carbon filter and 2 count pre-filter 3-stage filtration: A complete set replacement filters include white main filter, activated carbon filter and pre-filter to help improve indoor air quality Easy to replace and disposable, no tools required Note: please remove the new filter from the plastic bag before placing it into the machine Filter size: main filter 14.1” L x 11.8” W x 0.9” H activated carbon filter 14.1” L x 11.8” W x 0.4” H