4 Pack Filters TDSMeters Smaller than a football

Smaller than a football

9% rejection rate membranes built for hard water conditions so they last longer and provide higher quality h2o

"Big Blue" filter housing with one inch ports

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4 Pack Filters TDSMeters Smaller than a football4 Pack This replacement filter pack is for all 10' standard size residential five stage R. O. systems. 1) sediment, 2) carbon blocks and a final taste and odor reduction filter. *Upgrading to a Catalytic Carbon stage removes on average 5 times more Chloramines than any carbon block on the market (including the ones specifically designed to "bust" chloramines). The option above adds Catalytic Carbon cartridge in place of 5 micron carbon block. This