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pH Control

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General Hydroponics PRO pH Down - 55gal
In Stock: 34
$2,278.67 $2,583.47 -12%
General Hydroponics PRO pH Up - 55gal
In Stock: 47
$2,278.67 $2,414.46 -6%
Biobizz Bio-PH- PH Regulator 20L pH DOWN
In Stock: 8
$270.26 $386.08 -30%
Biobizz Bio-PH+ PH Regulator 20L pH UP
In Stock: 7
$263.49 $376.42 -30%
General Hydroponics PRO pH Down - 6gal
In Stock: 243
$253.19 $348.72 -27%
General Hydroponics PRO pH Up - 6gal
In Stock: 92
$253.19 $348.72 -27%
Biobizz Bio-PH- PH Regulator 10L pH DOWN
In Stock: 7
$152.49 $217.84 -30%
Biobizz Bio-PH+ PH Regulator 10L pH UP
In Stock: 5
$148.68 $212.40 -30%
Cutting Edge Solutions pH Down, 1 qt, case of 12
In Stock: 31
$115.75 $167.88 -31%
Cutting Edge Solutions pH Up, 1 qt, case of 12
In Stock: 29
$115.75 $167.88 -31%
General Hydroponics PRO pH Down - 2.5gal
In Stock: 86
$113.25 $168.07 -33%
General Hydroponics PRO pH Up - 2.5gal
In Stock: 36
$113.25 $168.07 -33%
Cutting Edge Solutions pH Down, 1 gal, case of 4
In Stock: 56
$93.74 $135.96 -31%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 40
$93.74 $135.96 -31%
Biobizz Bio-PH- PH Regulator 5L pH DOWN
In Stock: 7
$88.73 $126.76 -30%
Biobizz Bio-PH+ PH Regulator 5L pH UP
In Stock: 5
$82.39 $117.70 -30%
General Hydroponics pH Down Liquid - 1gal
In Stock: 5747
$28.91 $39.06 -26%
General Hydroponics pH Up Liquid - 1gal
In Stock: 4405
$28.91 $39.06 -26%
Cutting Edge Solutions pH Down | 1gal Bottle
Out of stock
$26.59 $33.99 -22%
Cutting Edge Solutions pH Up | 1gal Bottle
Out of stock
$26.59 $33.99 -22%
Biobizz Bio-PH- PH Regulator 1L pH DOWN
In Stock: 67
$22.05 $31.50 -30%
Biobizz Bio-PH+ PH Regulator 1L pH UP
In Stock: 49
$20.48 $29.26 -30%
Central Coast Garden pH Up Solution | 1gal - 35% Potassium Hydroxide
In Stock: 17
$17.25 $49.95 -65%
General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial
In Stock: 4639
$16.86 $22.75 -26%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 67
$16.69 $19.99 -17%
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 80
$16.69 $19.99 -17%
Central Coast Garden pH Down Solution | 32oz - Concentrate - 75% Phosphoric Acid
Out of stock
$16.59 $19.95 -17%
Central Coast Garden pH Up Solution | 32oz - 35% Potassium Hydroxide
Out of stock
$16.59 $19.95 -17%
General Hydroponics pH Down Liquid - 32oz
In Stock: 7678
$11.61 $15.68 -26%
General Hydroponics pH Up Liquid - 32oz
In Stock: 4093
$11.61 $15.68 -26%
Cutting Edge Solutions pH Down | 32oz Bottle
In Stock: 81
$10.95 $13.99 -22%
Cutting Edge Solutions pH Up | 32oz Bottle
In Stock: 17
$10.95 $13.99 -22%
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