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Water Filtration & Treatment

Pre-Filters
HydroLogic smallBoy Dechlorinator & Sediment Water Filtration System - 1 GPM - 5 Micron
In Stock: 33
$110.62 $133.66 -17%
HydroLogic TALLBoy ChloraShield Replaceable Carbon Filter Upgrade - 2 GPM - 1 Micron
In Stock: 39
$51.00 $73.45 -31%
HydroLogic BIGboy Sediment Filter - Pleated - Cleanable
In Stock: 105
$68.52 $82.79 -17%
General Hydroponics pH Down Liquid - 32oz
In Stock: 7494
$11.44 $16.78 -32%
HydroLogic Stealth-RO & smallBoy KDF85 Catalytic Carbon Filter Upgrade - For Stealth-RO & smallBoy Systems
In Stock: 61
$43.66 $50.95 -14%
HydroLogic Stealth-RO and smallBoy Green Coconut Carbon Filter - 1 GPM - 10 Micron Filtration
In Stock: 127
$20.18 $24.39 -17%
General Hydroponics pH Up Liquid - 8oz
In Stock: 465
$8.20 $11.33 -28%
HydroLogic smallBoy Poly-Spun Sediment Filter - 10in x 2.5in - 5 Micron - Single Use
In Stock: 370
$13.41 $16.24 -17%
HydroLogic TALLBoy KDF85 Catalytic Carbon Filter Upgrade
In Stock: 29
$72.76 $84.95 -14%
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In Stock: 29
$37.48 $45.21 -17%
HydroLogic Stealth-RO 150 & 350 Membrane Element - 350 GPD
In Stock: 106
$137.08 $165.60 -17%
HydroLogic Stealth-RO and smallBoy ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 57
$24.74 $35.65 -31%
HydroLogic PreEvolution ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 46
$89.89 $108.60 -17%
HydroLogic TALLBoy Poly-Spun Sediment Filter - 20in x 2.5in - 5 Micron - Single Use
In Stock: 65
$16.81 $20.31 -17%
General Hydroponics PRO pH Up - 2.5gal
In Stock: 34
$111.63 $179.83 -38%
HydroLogic PreEvolution KDF Catalytic Carbon Filter
In Stock: 43
$110.16 $129.35 -15%
HydroLogic Monitor Cross - 1in - Schedule 80 - PVC
In Stock: 8
$164.97 $166.50 -1%
Alchemist™ H2O2 Liquid Oxygen - 1gal (OR)
Out of stock
$42.53
HydroLogic TALLBoy Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In Stock: 42
$38.17 $46.13 -17%
HydroLogic PreEvolution Sediment Filter - Pleated - Cleanable
In Stock: 72
$42.67 $51.56 -17%
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