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API Freshwater GH & KH (Hardness) Test Kit
Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH.
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Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH.
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$3.60
Original: $11.99
-70%API Freshwater GH & KH (Hardness) Test Kit—
$11.99
$3.60Description
Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the result of low levels of KH.
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