Your Results

Based on the information you entered, installing a OneFlow® system will save you $-875.71 per year in operational costs over a traditional water softener.

OneFlow® Return on Investment in: -52 months

Savings Over Lifecycle (12 years): $-10,508.57

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Still skeptical of the cost savings a OneFlow® system can provide you compared to traditional water softeners? We’ve developed this calculator tool to let you calculate your savings. Enter your specific application data and see how much you can save with OneFlow®. We’re confident you’ll see OneFlow® is The Intelligent Scale Solution™.

Please note, default values are based on a 75 GPM system, but can be modified by changing the values for "Number of tanks(s)" and/or "Tank Size" in the fields provided below.

For default value and calculation explanations, click attribute names below.

  Enter Monthly Operating Expenses
a. Feed Water Hardness grains per gallon
b. Average Gallons Used Per Month gallons
c. Amount of Salt to Regenerate 2,800 grains per lb.
d. Price Per Pound of Salt Delivered $
e. Additional Water Used to Backwash & Regenerate Water Softener %
f. Water Use & Sewer Use Fee Per 1000 Gallons $ per 1000 gallons
g. Estimated Monthly Labor Cost of Preventative Softener Maintenance Service $ per month
  Calculate Monthly Salt Costs
h. Average Grains/Month 15,000,000 grains per month
i. Average Salt/Month 5,357.14 lbs of salt per month
j. Cost for Salt/Month $803.57
  Calculate Monthly Wasted Water Costs
k. Additional Water Used to Backwash & Regenerate Water Softener. 100,000 gallons
l. Cost for Wasted Water Each Month $600
  Calculate Operational Cost of Softener
m. Monthly Operational Cost of the Softener $1,403.57
n. Yearly Operational Cost of the Softener $16,842.86
o. Three Year Operational Cost of the Softener $50,528.57
  Calculate Savings to Change Out Softener to OneFlow®
Number of Tanks
Tank Size
p. Estimated Annual Labor Cost of Preventative Maintenance Service $
q. Yearly Cost to Change out OneFlow® media $2,560
  Return on Investment
r. OneFlow® Return on Investment of Originally Installed Equipment 17 months
  Operation Cost Comparison
s. % Savings Over a One Year Period 85 %
t. Savings in 1 year $14,282.86
u. Savings in 3 years $42,848.57
v. Savings in 6 years $85,697.14
w. Savings in 12 years $171,394.29

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Case Study Demo:

This case study is based on a nursing facility in the US that removed a 75 gpm water softener to reduce high operating expenses.

  Enter Monthly Operating Expenses
a. Feed Water Hardness grains per gallon
b. Average Gallons Used Per Month gallons
c. Amount of Salt to Regenerate 2,800 grains per lb.
d. Price Per Pound of Salt Delivered $
e. Additional Water Used to Backwash & Regenerate Water Softener %
f. Water Use & Sewer Use Fee Per 1000 Gallons $ per 1000 gallons
g. Estimated Monthly Labor Cost of Preventative Softener Maintenance Service $ per month
  Calculate Monthly Salt Costs
h. Average Grains/Month 3,000,000 grains per month
i. Average Salt/Month 1,071.43 lbs of salt per month
j. Cost for Salt/Month $160.71
  Calculate Monthly Wasted Water Costs
k. Additional Water Used to Backwash & Regenerate Water Softener. 30,000 gallons
l. Cost for Wasted Water Each Month $180
  Calculate Operational Cost of Softener
m. Monthly Operational Cost of the Softener $340.71
n. Yearly Operational Cost of the Softener $4,088.57
o. Three Year Operational Cost of the Softener $12,265.71
  Calculate Savings to Change Out Softener to OneFlow®
Number of Tanks
Tank Size
p. Estimated Annual Labor Cost of Preventative Maintenance Service $
q. Yearly Cost to Change out OneFlow® media $842
  Return on Investment
r. OneFlow® Return on Investment of Originally Installed Equipment 39 months
  Operation Cost Comparison
s. % Savings Over a One Year Period 79 %
t. Savings in 1 year $3,246.57
u. Savings in 3 years $9,739.71
v. Savings in 6 years $19,479.43
w. Savings in 12 years $38,958.86

Your Results

Based on the information you entered, installing a OneFlow® system will save you $3,920.24 per year in operational costs over a traditional water softener.

OneFlow® Return on Investment in: 5 months

Savings Over Lifecycle (12 years): $38,958.86

All dollar values are represented in US dollars.

Disclaimer: The results of the OneFlow® calculator are estimated based on industry standard values and user supplied data. The results are provided only as a guide of potential savings, your specific savings may vary due to local conditions. Consult your local Watts representative to help determine your specific application savings.