Water Softener Size Calculator

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1. Enter Your Household Details

Provide the following to get a precise recommendation.

GPG

Water Hardness Scale

Level
GPG
PPM / mg/L
Soft
0 - 3.5
0 - 60
Moderately Hard
3.5 - 7.0
61 - 120
Hard
7.0 - 10.5
121 - 180
Very Hard
> 10.5
> 180
Gal/Person
PPM
PPM

Disclaimer: This calculator provides an estimate. Consult a professional for precise sizing and salt usage.

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