This blend of organic acids lowers your nutrient solution’s pH. It’s our pH down. Don’t worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.
Hades Down
Weight | N/A |
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Dimensions | N/A |
Size | 1QT, 1GAL, 2.5GAL, 5GAL |
From: $14.30