$54.99 Aprilaire 413-CBN Odor Reduction Filter Replacement for Whole-Home Air Purifiers, MERV 13 with 
Aprilaire 413 Air Filter for Air Purifier Models 1410, 1610, 2410, 3410
Aprilaire 413 2400 Filter Replacement Media Pleated Generic Merv 13 Box 1 Pack | eBay
