My Cart | Login
Logo - Go to Home Page
 
Home
 
Payment Processing
Our Guarantee

Same Day Shipping
Shipping Is Expedited To Occur On The Same Or Next Business Day, If Order Is Received Before 1:00 P.M. EST.

Free Shipping!
With $30 minimum order.

*Match Any Price!*
We Are So Confident About Our Prices That We Will Match Anyone's Prices For The Same Equipment! As Well As, Beat The Price By 10% Of The Price Difference!

20 Years Experience!
Always Reliable and Knowledgeable Support

 
 
  Back to Previous Page >
 

Formula for Calculating GPG and Grain Capacity

 
Enter Your Information and Click Calculate *Round up where applicable.
Note: If hardness is measured in MG/L or PPM divide it by 17.1 to convert to GPG.
X X { + }
              If City Water, Enter 0 for Iron    

Total Grains Per Day That Must Be Removed:
  What do your results mean?
Note: Calculations are based upon your softener regenerating on an average of every seven days.

If Your Daily Grain Requirements Are:   You Need a Water Softener With:
0 - 3,500 Grains Per Day ---- 24,000 Grain Capacity
3,501 - 4,500 Grains Per Day ---- 32,000 Grain Capacity
4,501 - 5,750 Grains Per Day ---- 40,000 Grain Capacity
5,751 - 6,850 Grains Per Day ---- 48,000 Grain Capacity
6,851 - 9,150 Grains Per Day ---- 64,000 Grain Capacity
9,151 - 11,500 Grains Per Day ---- 80,000 Grain Capacity
11,501 - 13,700 Grains Per Day ---- 96,000 Grain Capacity
13,701 - 15,700 Grains Per Day ---- 110,000 Grain Capacity

Learn More

Now You Know the Water Softener Size, Next Step is Picking the Valve Size. >
Click Here to Find Your Water Hardness. >
Water Softener FAQ's >
How Does a Water Softener Work >

This GPG calculator was developed by Clay Butler and Rob Chevalier and is Copyright 2006 Quality Water Treatment

 
 


TOLL FREE 1-866-278-4130

We Sell The Best Quality Equipment Available At The Lowest Prices Available To The Public!.
All equipment is NEW and manufactured in the USA or Canada.
All Orders are Shipped directly to you from our Distributor located in Ohio or Arizona!
FREE SHIPPING FOR ALL ORDERS OVER $30 AT QUALITY WATER TREATMENT!!!

All orders are shipped same business day if placed before 1:00 P.M. EST.
Check out our Testimonials, our competition can't compete with us!
"WE PROMISE"

Home | Water Softeners | Commercial Softeners | Ultraviolet Systems | Reverse Osmosis | Iron Filters
Carbon Filters | Sulphur Filters | Ph Neutralizers | Ozone Systems | Media Guard Filters | FAQ's | Testimonials
Installation | Service Manuals | About Us | Contact | Our Guarantee | Privacy Policy

Copyright© 2006 Quality Water Treatment
Qualitywatertreatment.com Domain and Logo are Service Marked SM, All Rights Reserved

Best Water Softeners at the Cheapest Prices
Lowest Price Quality Name Brand Water Softener

How to Size Your Water Softener - Find the Best Water Softener for Your Needs - Calculating GPG and Grain Capacity - Water Softener Size Guide