Does Second Nature (formerly FilterEasy) have filters for air purifiers? Michael August 19, 2019 14:21 Updated Follow Currently, we stock only filters for central heating and air conditioning systems. Related articles Does Second Nature (formerly FilterEasy) carry refrigerator water filters? How do your filters compare to my current filters? Does Second Nature supply refills for electronic (powered) filters? Can my filter have more than one size? How do I know my size? Can I "pause" my subscription? Comments 0 comments Please sign in to leave a comment.