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Water Filtration & Treatment

Pre-Filters
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HydroLogic ARCS System Stage 1 Replacement Cartridge - Stage 1 - Sediment Filter
In stock
$106.42 $130.47 -18%
General Hydroponics PRO pH Down - 2.5gal
In stock
$102.82 $168.07 -39%
General Hydroponics PRO pH Up - 2.5gal
In stock
$102.82 $168.07 -39%
HydroLogic PreEvolution KDF Catalytic Carbon Filter
In stock
$98.63 $114.95 -14%
Alchemist™ H2O2 Liquid Oxygen - 5gal (OR)
Out of stock
$92.98 $135.16 -31%
HydroLogic BIGboy Green Coconut Carbon Filter - 7 GPM - 5 Micron Filtration
In stock
$91.91 $112.68 -18%
Cutting Edge Solutions pH Down, 1 gal, case of 4
In stock
$91.07 $135.96 -33%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In stock
$91.07 $135.96 -33%
HydroLogic Evolution-RO 1000 Wall Mount Bracket - Stainless Steel
In stock
$90.79 $111.32 -18%
GrowoniX Premium KDF85 Catalytic Carbon Filter | for GX1000, GX600, EX1000, EX600, Lil Boss Deluxe, Lil Boss Systems - 8,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chl...
Out of stock
$89.18 $117.99 -24%
HydroLogic PreEvolution ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In stock
$88.59 $108.60 -18%
Biobizz Bio-PH- PH Regulator 5L pH DOWN
In stock
$86.20 $126.76 -32%
Rusco Spin-Down Filter | 1.5in 140 mesh
Out of stock
$85.73 $88.34 -3%
GrowoniX Replacement High-Flow Membrane | for EX/GX200, GX300, EX/GX400 and EX400-T Systems
Out of stock
$83.90 $111.61 -25%
Biobizz Bio-PH+ PH Regulator 5L pH UP
In stock
$80.04 $117.70 -32%
HydroLogic Evolution-RO 1000 Fitting Kit
In stock
$78.95 $87.86 -10%
HydroLogic TALLBoy KDF85 Catalytic Carbon Filter Upgrade
In stock
$73.30 $84.95 -14%
GrowoniX Eco White Coconut Carbon Filter | for EX600-T, EX1000-T, and XL Scrub Systems - 17,000 Gallons of Pure RO Water or 34,000 Gallons of De-Chlorinated Water
Out of stock
$72.91 $96.06 -24%
HydroLogic Evolution-RO ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In stock
$71.97 $83.95 -14%
HydroLogic BIGboy Sediment Filter - Pleated - Cleanable
In stock
$67.52 $82.79 -18%
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