Colombo GH Plus

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Colombo GH+ increases the total hardness of the pond water. GH stands for total hardness and is the measurement of the total amount of dissolved minerals within the pond water; the se minerals mainly consist of Calcium. A correct total hardness or GH is essential for the well being of your fish and plants as plants and fish need these minerals for their health and growth. An ideal GH-value should be between 10 and 15°DH. When the optimal GH-value is reached using Colombo GH+, stabilise the values through the use of Colombo Balantex. Show more