Replacement Filters for Filtered Air SystemSKU#: 4877RF-4pack
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Replacement filters for our Filtered Air System, item #4877. We recommend replacing the filters every 6 months, depending on CFM's and air flow.
Our 4877M filters are a 3-ply Merv 7-8.
Packages of 4, 8, 12 or an entire case of 200 pieces.