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sera gH-Test

Makes it easy to monitor the total hardness



For approx. 420°dGH.

In case of too low GH values we recommend sera mineral salt. High total hardness levels can be lowered by mixing in R/O water.

For creating soft water we recommend adding sera blackwater aquatan or filtering through sera super peat.

Product name SAP-Mat.-Label Content Item no. SAP-Mat.-Number
sera gH-Test gH-Test 15ml US/F/S/FI/DK/PL/RUS 15 ml / 0.5 fl.oz. 04110 42977
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