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High Hardness (12+ GPG)
Replace the housing sump with a new lubricated o-ring if needed
and compatible elements from Hydranautics
this cartridge delivers up to 7
Best suited for water with pH levels between 5
Aries (AF-20-3610-BB) 20"x4.5" Big Blue Nitrate Selective Filter pH Neutralizing1998 High Hardness (12+ GPG)The Aries AF 20 3610 BB is a 20"x4. 5" Big Blue nitrate selective filter cartridge engineered with strong base anion exchange resin to remove nitrate and nitrite from municipal or well water supplies. Designed for whole house applications, this specialty filter targets nitrate contamination while maintaining flow rates in standard 20 inch Big Blue housings. SPECIFICATIONS Aries AF 20 3610 BB Filter Specs Dimensions 20" x 4. 5" Big Blue standard Filter
