Softener calculator
Water softener calculator
Free tools to size a softener, plan salt and regeneration, and set your multiport valve — from the Evergreen Aqua team.
Calculate water softening chemistry
Work out salt dosage and the output between regenerations from your resin quantity (litres) and incoming water hardness (PPM), so hardness is removed efficiently and soft water stays consistent.
Fill in the values and press Calculate — your results appear here.