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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

General Hydroponics® pH Up Liquid - 1 Gallon - Potassium Hydroxide & Carbonate Base
In Stock: 2755
$19.66 $41.79 -53%
General Hydroponics® PRO pH Down - 2.5 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 82
$84.66 $179.83 -53%
Alchemist™ Liquid Oxygen H₂O₂ 34% Hydrogen Peroxide - 5gal
In Stock: 141
$116.95
HydroLogic® HyperLogic® Poly-Spun Sediment Filter - 20in x 4.5in - 5 Micron - Single Use
In Stock: 102
$51.96 $59.75 -13%
Alchemist™ Liquid Oxygen H₂O₂ 34% Hydrogen Peroxide - 55gal
In Stock: 2
$516.65 $743.65 -31%
HydroLogic® TALLBoy® Dechlorinator & Sediment Water Filtration System - 2 GPM - 5 Micron - 7,500 Gallon Capacity
In Stock: 28
$206.67 $243.08 -15%
General Hydroponics® PRO pH Down - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 127
$189.27 $373.13 -49%
General Hydroponics® PRO pH Up - 6 Gallon - Non-Mineral, Non-Corrosive Commercial pH Adjuster - No HazMat Fees
In Stock: 80
$189.27 $373.13 -49%
Alchemist™ Liquid Oxygen H₂O₂ 34% Hydrogen Peroxide - 32oz
In Stock: 959
$379.20 / $15.80 per unit
(minimum purchase of 24)
HydroLogic® smallBoy® Dechlorinator & Sediment Water Filtration System - 1 GPM - 5 Micron - 3,000 Gallon Capacity
In Stock: 45
$118.77 $133.66 -11%
HydroLogic® HyperLogic® Reverse Osmosis Membrane 4040 B-ALE - 4in x 40in - Low Energy - FRP Wrapped
In Stock: 5
$605.50
HydroLogic® ARCS™ System Stage 2 Replacement Cartridge - Heavy Metal Reduction Filter - Change Every 10,000 gallons
In Stock: 2
$214.16 $251.21 -15%
HydroLogic® BIGboy™ Green Coconut Carbon Filter - 7 GPM - 5 Micron Filtration
In Stock: 92
$93.26 $112.68 -17%
General Hydroponics® pH Up Liquid - 32oz - Potassium Hydroxide & Carbonate Base
In Stock: 3107
$7.89 $16.78 -53%
General Hydroponics® pH Down Liquid - 32oz - Phosphoric Acid Formula
In Stock: 4292
$7.89 $16.78 -53%
General Hydroponics® pH Test Indicator - 8oz - pH 4.0-8.5 Color Test Solution
In Stock: 829
$87.72 / $7.31 per unit
(minimum purchase of 12)
HydroLogic® BIGboy™ KDF85 Catalytic Carbon Filter Upgrade
In Stock: 102
$129.24 $149.95 -14%
HydroLogic® Stealth-RO™ Double Ended Wrench - For Standard Filter & Membrane Housings
In Stock: 60
$5.78 $7.30 -21%
HydroLogic® Evolution-RO™ Quick Connect Liquid-Filled Pressure Gauge - 1/2in QC Tee - For Evolution-RO™ Systems
In Stock: 60
$35.69 $41.95 -15%
HydroLogic® HyperLogic® Membrane Cleaning Cartridge - Acid Scale Removal - 4.5in x 20in - Single Use - Formerly HL 11916
In Stock: 44
$209.42 $240.50 -13%
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