Aquatic Life Twist-In Mixed Bed Color Changing Resin Deionization Cartridge Basslet to make up for that

to make up for that lost to evaporation (a

ReBorn replenishes calcium and carbonate alkalinity

It combines the best features of self-emulsifying liquid concentrate products with amino acids present in proportions found in various species of marine fishes

replace every 3 years

Recommended aquarium size at 4 x tank turn over (3000l/hr) = 750lt

Aquatic Life Twist-In Mixed Bed Color Changing Resin Deionization Cartridge Basslet to make up for thatSTAGE 4 TWIST IN MIXED BED COLOR CHANGING RESIN DEIONIZATION CARTRIDGE: Replace filter when resin changes color completely to amber. When all resin has changed color, it is time to replace the DI filter. Item 330380.