API GH / KH Test Kit
API GH / KH Test Kit

API GH / KH Test Kit

Regular price$ 11.99
  • In stock, ready to ship
  • Inventory on the way


Quick, easy and accurately test your aquarium's hardness at home!

From the manufacturer:

When keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat. The API® GH & KH TEST KIT helps you duplicate the natural habitat of your fish to prevent stress, keeping them healthy!

Contains 2 test bottles, easy-to-ready instructions, and glass test tubes.


Full instructions included in each test kit. Number of tests determined by hardness of water being tested. Use in conjunction with pH test kits!

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