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Hagen Fluval CO2 Indicator Liquid Refill (Fluval A-7552)

SKU 2221-4296 Category



This is the replacement liquid for the Hagen Fluval CO2 Indicator Fluval A-7552

You can purchase the whole kit if needed which is part # A-7551.  That will be found in this category.  The whole setup will help monitor the approximate CO2 levels in aquariums. This refill size is 10 mL or 0.34 fl oz.  Not much is needed but we suggest stocking up so that you save time and money by ordering online with us.