Grains for each gallon is how your water hardness is calculated. You will see the abbreviation for this (GPG) in relation to the utmost hardness removal amount for each water softener. The higher the GPG, the upper the grain ability you will need. We’ve touched on this now, but Enable’s https://water-heater-repair76543.theobloggers.com/35876232/the-ultimate-guide-to-water-heater-services