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DISCOVER YOUR WATER HARDNESS

Hard water reduces the life of your pipes and appliances and can damage your clothes and skin.

85% of Americans suffer from the effects of hard water.

Search your zip code below to discover the level of hardness in your area.

Hardness levels are based on averages taken
from EPA water quality samples in your area.

How many Grains per Gallon (GPG) do you have?
Under 3 GPG: Low Hardness
3-7 GPG: Moderate Hardness
7-10 GPG: Hard Water
10-14 GPG: Very Hard Water
Over 14 GPG: Extremely Hard Water

GPG: Grains per Gallon is the industry standard unit of measure for the amount of hardness in a given water source.

TIER1® FILTERS

The clean water & air you deserve
at a fraction of the price

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  • Millions of Happy Customers
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We Can Help You Find Your Water and Air Solutions

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