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Quantity
1
One time purchase
$39.99
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Replacement filter for MA-18 Air purifier. This 3-layer filter includes a pre-filter, HEPA H13 filter, and activated carbon filter. All filters should be replaced after 2,500 hours or about three months of use.
Reviews
4.6
93 ratings
5
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1
Always good arrival time and cleaning process
Rhonda · April 8, 2026
Fit perfectly
I use this small one in the guest room so used off and on. I appreciated it telling me when a new filter was needed since it is rarely used. So easy to switch out refill fits perfectly
B
Barbara · January 28, 2026
Replacement filter subscription
Love that my filters come to me right when I need them!
