Grains for every gallon is how your water hardness is measured. You will see the abbreviation for this (GPG) in relation to the utmost hardness elimination amount for every water softener. The upper the GPG, the upper the grain capability you will need. We’ve touched on this now, but let’s https://water-repiping08764.iyublog.com/29397582/top-guidelines-of-tankless-water-heaters