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Water Filtration & Treatment

Pre-Filters
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HydroLogic Stealth-RO and smallBoy Green Coconut Carbon Filter - 1 GPM - 10 Micron Filtration
In Stock: 160
$20.47 $24.39 -16%
Central Coast Garden pH Up Solution | 1gal - 35% Potassium Hydroxide
In Stock: 17
$17.49 $49.95 -65%
General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial
In Stock: 4327
$17.10 $24.34 -30%
HydroLogic TALLBoy Poly-Spun Sediment Filter - 20in x 2.5in - 5 Micron - Single Use
In Stock: 84
$17.05 $20.31 -16%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 67
$16.69 $19.99 -17%
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 44
$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%
Leader CRL5 Mesh Sediment Filter | 5in - 20 Micron
In Stock: 283
$15.97
Alchemist H2O2 Liquid Oxygen 34% (1 Quart)
In Stock: 1344
$15.80
GrowoniX Quick Connect Float Valve with Quick-Connect | for 1/4in or 3/8in
Out of stock
$14.94 $33.39 -55%
HydroLogic smallBoy Poly-Spun Sediment Filter - 10in x 2.5in - 5 Micron - Single Use
In Stock: 386
$13.61 $16.24 -16%
General Hydroponics pH Down Liquid - 32oz
In Stock: 7534
$11.77 $16.78 -30%
General Hydroponics pH Up Liquid - 32oz
In Stock: 3770
$11.77 $16.78 -30%
Cutting Edge Solutions pH Down | 32oz Bottle
In Stock: 57
$11.10 $13.99 -21%
Cutting Edge Solutions pH Up | 32oz Bottle
In Stock: 23
$11.10 $13.99 -21%
General Hydroponics pH Test Indicator - 8oz
In Stock: 335
$10.92 $15.55 -30%
Greengro Biologicals Water Conditioner | 8oz - Liquid Concentrate - Removes, Detoxifies & Neutralizes
In Stock: 130
$9.94 $18.49 -46%
Dramm In-Line Hose Filter | With Element - 80 Mesh
Out of stock
$9.58 $9.59
General Hydroponics pH Down Liquid - 8oz
In Stock: 628
$8.43 $11.33 -26%
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