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Rootline Supply Co.
Rootline Supply Co. provides reliable tools and products for growers, gardeners, and cultivators who care about quality. We’re focused...
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10 months 3 days
Grand Rapids, US
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Water Filtration & Treatment

HydroLogic® Stealth-RO™ Replacement Filter Housing - For Stealth-RO™ Systems
In Stock: 34
$59.98 / $29.99 per unit
(minimum purchase of 2)
HydroLogic® Evolution-RO™ 1000 High Flow Water Filtration System - 1,000 GPD - 94%+ TDS Removal
In Stock: 54
$976.24 $1,124.43 -13%
HydroLogic® Hydroid™ Commercial Compact Reverse Osmosis Water Filtration System - 4,500 GPD Blended / 3,000 GPD Pure
In Stock: 9
$7,433.47 $7,463.76
HydroLogic® BIGboy™ De-Chlorinator & Sediment Water Filtration System - 7 GPM / 420 GPH - 25,000 Gallon Capacity
In Stock: 47
$508.50 $598.14 -15%
HydroLogic® Hydroid™ Encapsulated Membrane - Replacement - For Hydroid™ Commercial RO Systems
In Stock: 50
$489.61 $524.95 -7%
HydroLogic® Stealth-RO™ 300 Water Filtration System - 300 GPD - 98%+ TDS Removal - 2:1 Waste Ratio
In Stock: 61
$352.11 $413.28 -15%
HydroLogic® Stealth-RO™ 150 Water Filtration System - 150 GPD - 98%+ TDS Removal - 2:1 Waste Ratio
In Stock: 93
$254.13 $291.71 -13%
HydroLogic® Evolution-RO™ Pressure Booster Pump - 80 PSI - Heavy-Duty Continuous-Use
In Stock: 18
$931.48 $986.95 -6%
General Hydroponics® PRO pH Down - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 27
$1,703.32 $2,583.47 -34%
HydroLogic® Evolution-RO™ 1000 Membrane Element - 600 GPD - 94%+ TDS Reduction Replacement Membrane
In Stock: 567
$238.35 $285.18 -16%
HydroLogic® Hydroid™ Encapsulated Prefilter - Replacement - For Hydroid™ Commercial RO Systems
In Stock: 31
$283.96 $304.45 -7%
General Hydroponics® pH Down Liquid - 1 Gallon - Phosphoric Acid Formula
In Stock: 2683
$19.66 $41.79 -53%
General Hydroponics® PRO pH Up - 55 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 33
$1,703.32 $2,583.47 -34%
HydroLogic® Evolution-RO™ ChloraShield® Carbon Filter Upgrade - 1 GPM - 1 Micron - Removes 100% Chloramine
In Stock: 382
$73.59 $83.95 -12%
General Hydroponics® pH Control Kit - 4-Piece - 8oz pH Up, 8oz pH Down, 1oz Indicator & Vial
In Stock: 3571
$137.28 / $11.44 per unit
(minimum purchase of 12)
Alchemist™ Liquid Oxygen H₂O₂ 34% Hydrogen Peroxide - 1gal
In Stock: 365
$36.80
HydroLogic® HyperLogic® Reverse Osmosis Membrane XLE - 4in x 38in - Extra Low Energy - Tape Wrapped
In Stock: 91
$730.75
HydroLogic® Stealth-RO™ Pressure Booster Pump - 110V - For Low-Pressure & Well Water Applications
In Stock: 16
$269.91 $305.55 -12%
HydroLogic® Evolution-RO™ 1000 Wall Mount Bracket - Stainless Steel - Hardware Included
In Stock: 27
$94.89 $111.32 -15%
General Hydroponics® pH Down Liquid - 8oz - Phosphoric Acid Formula
In Stock: 1327
$8.20 $11.33 -28%
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