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The 3M Aqua-Pure 3MROP412-20A Composite Sediment Lead Filter Cartridge replacement water filter cartridge reduces sediment, lead, and cysts. For use as the first cartridge in CUNO FM-2 Lead Plus and CUNO FM-3 DWS 350 products.
Replaces the Obsolete 47-55711G2 and 47-9299G2.
NOTE: If this product is unavailable, we recommend a MADE IN USA alternative, APWC's SF412-20A, which shares the exact performance/specifications as the 3MROP412-20A!