Grains for every gallon is how your water hardness is measured. You'll see the abbreviation for this (GPG) in relation to the utmost hardness elimination quantity for each water softener. The higher the GPG, the upper the grain ability you will want. While using the hose securely in place, open https://miloszhow.tblogz.com/a-secret-weapon-for-water-softeners-43813504