API Freshwater GH & KH (Hardness) Test Kit

API Freshwater GH & KH (Hardness) Test Kit

  • Dry Goods

API-Tank Location

$11.99 $11.99 /
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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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