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pH Control

General Hydroponics PRO pH Down - 55gal
In Stock: 35
$2,278.67 $2,583.47 -12%
General Hydroponics PRO pH Up - 55gal
In Stock: 45
$2,278.67 $2,583.47 -12%
General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial
In Stock: 3787
$209.52 / $17.46 per unit
(minimum purchase of 12)
General Hydroponics pH Down Liquid - 1gal
In Stock: 4887
$29.94 $41.79 -28%
General Hydroponics PRO pH Down - 2.5gal
In Stock: 68
$117.29 $179.83 -35%
General Hydroponics PRO pH Down - 6gal
In Stock: 213
$262.23 $373.13 -30%
General Hydroponics pH Down Liquid - 8oz
In Stock: 792
$8.61 $11.33 -24%
General Hydroponics pH Up Liquid - 1gal
In Stock: 3628
$29.94 $41.79 -28%
General Hydroponics PRO pH Up - 6gal
In Stock: 80
$262.23 $373.13 -30%
General Hydroponics pH Test Indicator - 8oz
In Stock: 703
$133.80 / $11.15 per unit
(minimum purchase of 12)
General Hydroponics pH Up Liquid - 32oz
In Stock: 3589
$12.02 $16.78 -28%
General Hydroponics pH Down Liquid - 32oz
In Stock: 7170
$12.02 $16.78 -28%
General Hydroponics pH Up Liquid - 8oz
In Stock: 834
$8.61 $11.33 -24%
General Hydroponics PRO pH Up - 2.5gal
In Stock: 49
$117.29 $179.83 -35%
General Hydroponics pH Test Kit Indicator - 1oz
In Stock: 1409
$191.28 / $7.97 per unit
(minimum purchase of 24)
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