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Water Filtration & Treatment

Pre-Filters
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32
HydroLogic HyperLogic Membrane Cleaning Cartridge Acid Scale Removal - 4.5in x 20in - Single Use
In Stock: 14
$201.92 $240.50 -16%
Twist II Clean Filter | 1in
In Stock: 1
$190.74
AXEON – Big Switch Series Float Switch, 220V
Out of stock
$173.60 $216.23 -20%
HydroLogic Monitor Cross - 1in - Schedule 80 - PVC
In Stock: 8
$171.08
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%
HydroLogic Stealth-RO 150 & 350 Membrane Element - 350 GPD
In Stock: 175
$139.06 $165.60 -16%
HydroLogic ARCS System Stage Replacement Cartridge - Stage 3 - pH Neutralizing & Remineralizing Filter
In Stock: 12
$135.66 $161.57 -16%
Rusco Spin-Down Filter | 1.5in 140 mesh
Out of stock
$134.82
HydroLogic BIGboy KDF85 Catalytic Carbon Filter Upgrade
In Stock: 47
$133.08 $149.95 -11%
AXEON HYDRO RO EZ-Twist Sediment and Carbon Cartridges, 3-pack
Out of stock
$126.00 $199.00 -37%
Alchemist H2O2 Liquid Oxygen 34% 5 Gallon
In Stock: 125
$116.95
Cutting Edge Solutions pH Down, 1 qt, case of 12
In Stock: 33
$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: 89
$113.25 $168.07 -33%
General Hydroponics PRO pH Up - 2.5gal
In Stock: 38
$113.25 $168.07 -33%
HydroLogic smallBoy Dechlorinator & Sediment Water Filtration System - 1 GPM - 5 Micron
In Stock: 41
$112.22 $133.66 -16%
HydroLogic ARCS System Stage 1 Replacement Cartridge - Stage 1 - Sediment Filter
In Stock: 15
$109.55 $130.47 -16%
HydroLogic PreEvolution KDF Catalytic Carbon Filter
In Stock: 66
$101.53 $114.95 -12%
Alchemist™ H2O2 Liquid Oxygen - 5gal (OR)
Out of stock
$95.72 $135.16 -29%
HydroLogic BIGboy Green Coconut Carbon Filter - 7 GPM - 5 Micron Filtration
In Stock: 182
$94.61 $112.68 -16%
Cutting Edge Solutions pH Down, 1 gal, case of 4
In Stock: 50
$93.74 $135.96 -31%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 40
$93.74 $135.96 -31%
HydroLogic Evolution-RO 1000 Wall Mount Bracket - Stainless Steel
In Stock: 17
$93.46 $111.32 -16%
HydroLogic PreEvolution ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 37
$91.20 $108.60 -16%
Biobizz Bio-PH- PH Regulator 5L pH DOWN
In Stock: 7
$88.73 $126.76 -30%
HydroLogic Evolution-RO 1000 Fitting Kit
In Stock: 11
$84.38 $87.86 -4%
Biobizz Bio-PH+ PH Regulator 5L pH UP
In Stock: 7
$82.39 $117.70 -30%
Polyester Element for Spin-Down Sediment Filters | 2in - 140 Mesh
Out of stock
$82.05
HydroLogic TALLBoy KDF85 Catalytic Carbon Filter Upgrade
In Stock: 31
$75.46 $84.95 -11%
HydroLogic Evolution-RO ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 233
$74.09 $83.95 -12%
HydroLogic Evolution-RO 1000 Filter Housing
In Stock: 15
$69.64 $72.50 -4%
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