Sale! When keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat as closely as possible. The API GH & KH TEST KIT helps you measure the levels in your aquariums!
Unconditional Satisfaction GuaranteeNo Shipping Fees Above 302 Months to Decide. Returns Simplified.When keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat as closely as possible. The API GH & KH TEST KIT helps you measure the levels in your aquariums!
Cost - $25
Free Shipping We offer free shipping on orders over $30. Please check the free - shipping eligibility at checkout.
Delivery Time It usually takes [3-5] business days for standard shipping. Please note that this is an estimated time frame and may be affected by local holidays, and unforeseen circumstances.
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