Hi
Are Degrees German the same as GH ? I have tested my water using the Sera GH test and it takes 9 drops to change colour so i assume thats 9dGH.
My water providers website says 4.98 degrees german
If Degrees German is the same as GH why the difference
cheers guys
Are Degrees German the same as GH ? I have tested my water using the Sera GH test and it takes 9 drops to change colour so i assume thats 9dGH.
My water providers website says 4.98 degrees german
If Degrees German is the same as GH why the difference
cheers guys