The correct Carbonate Hardness (KH) is mandatory for clear pond water and healthy fish and plants as well as a stable pH. KH is a measurement for the total amount of dissolved carbonates in the water. When the KH is too low the pH can fluctuate which is very harmful for the aquatic life.

Colombo KH Plus raises the KH of aquarium water.

100ml treats 500 litres (+2 DH)