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Replacement Filters - 20" Nanotech Cartridge Filter. MERV 15 efficient cartridge filter captures particles at the submicron level, and surface-loading technology allows dust to be easily dislodged during cleaning with compressed air.

Diversitech S-2x4 20&quot; Nanofiber Filter Cartridge, MERV 15

s-2x4-20-nanofiber-filter-cartridge-merv-15

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