313 Replacement Filter, MERV 13 20 x 20 x 4 Air Purifiers 2 Pack

Perfect Compatibility：This MERV 13 filter is Compatible with AprilAire Purifier Model：1310, 2310, 3310, 4300, Nominal size：20"x20"x4"; Actual size：20.6"x20.6"x4" Superior Performance: MERV 13 synthetic fiber filter outperforms standard fiberglass filters and adopts the latest in filtration technology to allow for low air flow resistance while maintaining the highest grade level of filtration Cleaner Air Everywhere: Our filters can capture dust and pet dander in homes, offices, schools, hospitals, and commercial spaces, promoting a healthier living environment with clean and fresh indoor air Value Package：Package includes 2 Pack MERV 13 20x20x4 313 Replacement Filter, Installation is easy, no tools are required. Changing the Filter regularly helps to extend the life of the air purifier, saving you money while improving filtration