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Set of replacement Carbon & Claryum filter cartridges for the AQ-RO-3 OptimH2O Reverse Osmosis Drinking Water System.
Carbon & Claryum filters (stage 1 & 3) should be replaced every 6 months or 365 gallons for optimal filter effectiveness.
Part numbers - AQ-RO3-CARBON, AQ-RO3-CLARYUM, AQ-RO3-R (set of Carbon & Claryum cartridges)