[speakerguy]

Hi,

Do you have a formula for this product on how much to add to X gallons of water for a Y increase in gH? Thanks!

Mark

 

[orlando]

Hi Mark,
About 10 grams will raise 20 gallons of water 4* GH.
Its best to use a scale if you can.

 

[speakerguy]

Hi Orlando,

I've got a postage scale that will measure to the gram. Thanks!