SERA GH Test

SERA GH Test

Regular price $7.50

SERA GH Test

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.