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Water Filtration & Treatment

Pre-Filters
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HydroLogic BIGboy Sediment Filter - Pleated - Cleanable
In Stock: 191
$69.51 $82.79 -16%
HydroLogic TALLBoy ChloraShield Replaceable Carbon Filter Upgrade - 2 GPM - 1 Micron
In Stock: 25
$52.48 $73.45 -29%
HydroLogic HyperLogic Poly-Spun Sediment Pre-Filter - 20in x 4.5in - 5 Micron - Single Use
In Stock: 75
$50.09 $59.75 -16%
HydroLogic Stealth-RO & smallBoy KDF85 Catalytic Carbon Filter Upgrade - For Stealth-RO & smallBoy Systems
In Stock: 60
$45.28 $50.95 -11%
Netafim Manual Disc Filter | 0.75in
In Stock: 70
$44.35 $55.90 -21%
Netafim Disc Filter 3/4" MPT x MPT 140 Mesh 17 GPM Maximum Flow
In Stock: 10
$43.72 $47.66 -8%
Polyester Element for Spin-Down Sediment Filters | 1.5in - 140 Mesh
Out of stock
$43.55
HydroLogic PreEvolution Sediment Filter - Pleated - Cleanable
In Stock: 45
$43.29 $51.56 -16%
Alchemist™ H2O2 Liquid Oxygen - 1gal (OR)
Out of stock
$42.53
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In Stock: 224
$39.31
HydroLogic TALLBoy Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In Stock: 38
$38.72 $46.13 -16%
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In Stock: 29
$38.02 $45.21 -16%
Hydrologic MicRO RO Membrane, 75 GPD
Out of stock
$37.80 $59.95 -37%
HydroLogic Stealth-RO 300 Flush Valve Flow Restrictor | For Stealth-RO 300 Systems
In Stock: 19
$36.89
Alchemist H2O2 Liquid Oxygen 34% Gallon - 1gal
In Stock: 173
$36.80
HydroLogic Evolution-RO Quick Connect Liquid-Filled Pressure Gauge - 1/2in QC Tee
In Stock: 76
$34.73 $41.95 -17%
HydroLogic Stealth-RO Replacement Filter Housing | For Stealth-RO Systems
In Stock: 9
$30.87 $32.14 -4%
General Hydroponics pH Down Liquid - 1gal
In Stock: 5330
$29.32 $41.79 -30%
General Hydroponics pH Up Liquid - 1gal
In Stock: 4130
$29.32 $41.79 -30%
Dramm Inline Filter | ILF-175 - 10gpm - 40psi
In Stock: 65
$28.57 $28.59
Cutting Edge Solutions pH Down | 1gal Bottle
Out of stock
$26.97 $33.99 -21%
Cutting Edge Solutions pH Up | 1gal Bottle
Out of stock
$26.97 $33.99 -21%
AXEON SDF-45-2005 Sediment Filter 4.5" x 20"
Out of stock
$26.31 $31.35 -16%
HydroLogic Stealth-RO and smallBoy ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 36
$25.46 $35.65 -29%
AXEON R1 Series Sediment Filter, 5 Micron
In Stock: 49
$25.42 $31.35 -19%
Biobizz Bio-PH- PH Regulator 1L pH DOWN
In Stock: 67
$24.59 $31.50 -22%
Biobizz Bio-PH+ PH Regulator 1L pH UP
In Stock: 49
$22.85 $29.26 -22%
HydroLogic Stealth-RO and smallBoy Green Coconut Carbon Filter - 1 GPM - 10 Micron Filtration
In Stock: 140
$20.47 $24.39 -16%
MICROBE-LIFT Super Dechlorinator Plus | 32oz
In Stock: 84
$17.82 $31.99 -44%
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: 4387
$17.10 $24.34 -30%
HydroLogic TALLBoy Poly-Spun Sediment Filter - 20in x 2.5in - 5 Micron - Single Use
In Stock: 68
$17.05 $20.31 -16%
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