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Check the water softener sizing chart below to determine the proper water softener based on your hardness (in grains per gallon) and number of people in your house:
In the US, the unit of water hardness is usually parts per million (ppm) or grains per gallon (GPG). Here is the full water hardness scale (including hard water ppm chart) according to the USGS:
When we consider grains per gallon to ppm, 1 GPG equates to roughly 17.1 ppm. Using this conversion, it's easier to address the water's hardness level and decide if a grains per gallon water softener is needed.
15 Δεκ 2022 · The first one is called GPG, which stands for grains per gallon, while the other is called PPM, which stands for parts per million. Both of these units of measurement have the same scale when it comes to water hardness. Water has 5 levels of hardness, namely: Soft. Slightly Hard. Moderately Hard. Hard. Very Hard.
Water Softener Sizing Chart. Determine the proper water softener based on your hardness and number of people in your house. Then Click Here To Choose The Appropriate Model For Your Needs. Number of people in your house. Hardness in Grains Per Gallon. 1 to 2 people*. 3 to 4 people*. 5 to 6 people*. 7 to 8 people*.
27 Δεκ 2023 · A water softener hardness chart is a visual representation of the different levels of hardness found in water. It typically includes a range of values measured in grains per gallon (GPG) or parts per million (PPM). The chart helps users determine how hard their water is and what setting should be used on their water softening system to achieve ...
Water hardness chart for sizing water softener systems. This page is designed to explain to the customer what is considered to be hard water. It is very important that you determine your hardness before buying your water treatment equipment.