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Water Treatment System Sizing Calculator
Size whole-house water softener systems based on hardness and daily usage.
Water Hardness
?
Incoming water hardness.
gpg
Number of People
?
Number of people served.
Per Person Usage
?
Gallons per person per day.
gal
Calculate
Results
Daily Usage
-
gal
Daily Grains
-
grains
Softener Size
-
kgr
References:
WQA Standards; NSF/ANSI 44; ASPE Data Book Vol. 3