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Picture 2 of 2
Stock photo
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit
Price:
£14.10
Get it on time if you order in the next Get it on time if you order in the next 3h 17m
Returns:
30 days return. Buyer pays for return postage.
Condition:
Please select a size
When keeping freshwater fish and plants, the GH and the KH of aquarium water should match their natural habitat. There are two types: the general hardness (GH) and carbonate hardness (KH).