Gecko Aeware in.clear Mode D'emploi page 34

in.clear
™
Calcium Hardness (CH)
Calcium Hardness describes the
concentration of calcium in your
spa water.
Total Hardness (TH)
Total Hardness describes the
concentration of calcium and
magnesium in your spa water.
Organic Matter
Substances left behind by spa
users such as oil, sweat and dead
skin cells that serve as "food" for
bacteria.
glossary
Bather Load
This term is used to describe
the number of bathers using a
spa, combined with the length
and frequency of its usage. The
higher the bath usage, the greater
quantity of chemicals needs to be
added to maintain the same spa
.
water quality
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