Support your favorite team by buying gH Total Hardness Aquarium Test Kits. Shop for the product at the official online store. Get your favorit team product or other licensed merchandise.
Makes it easy to monitor the total hardness
For approx. 420°dGH.
In case of too low GH values we recommend sera mineral salt. High total hardness levels can be lowered by mixing in R/O water.
For creating soft water we recommend adding sera blackwater aquatan or filtering through sera super peat.