Calcium

Calcium hardness must be actively managed (along with pH and total alkalinity, of course) to keep water in proper chemical balance. As a general rule of thumb, aim for 200–400 ppm!

23447000 38.5600
$38.56
sale!
CM2810
CM2810 17.9900

$19.72

$17.99

 
sale!
CM2825
CM2825 37.9900

$40.72

$37.99

Haviland
C002711-CS74C1 16.2300
$16.23
Haviland
C002711-CS77C1 8.9500
$8.95
Haviland
C002711-PL25 38.1500
$38.15
Haviland
C002711-PL50 114.7300
$114.73
7 Item(s) |

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