Koi Care GH & Minerals Up 1.5 kilo

General hardness minerals such as calcium and magnesium are essential for aquatic biological functions. Such minerals are used in fish growth, metabolism and other physiological functions. General hardness minerals can decrease over time due to influx of rainwater, soft tap water and biological processes using these minerals.

NT Labs GH – Minerals Up safely increases the GH providing an optimal habitat for your fish and other pond life.