After only 3 months, the descaling effect in the building was already apparent as bits of mineral scaling were being flushed out of faucets with the water flow.
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Degrees of Water Hardness
Hardness Level
GPG
PPM
Slightly Hard
1.0–3.5
17.1–60
Moderately Hard
3.5–7.0
60–120
Hard
7.0–10.5
120–180
Very Hard
>10.5
>180
GPG: Grains Per Gallon PPM: Parts Per Million
Global Presence
The Vulcan mineral descaling hard water softening technology has been installed with success across the world: