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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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Hydroponics

Hydro Flow® Premium Barbed Elbow Fitting - 3/4in
In Stock: 315
$10.80 / $1.08 per unit
(minimum purchase of 10)
Bluelab Probe Care Kit - for Bluelab pH Probes
In Stock: 24
$25.00
HydroLogic® TALLBoy® KDF85 Catalytic Carbon Filter Upgrade
In Stock: 42
$73.29 $84.95 -14%
HydroLogic® Stealth-RO™ 150 & 350 Membrane Element - 350 GPD - 98%+ TDS Reduction Replacement Membrane
In Stock: 148
$137.08 $165.60 -17%
Hydro Flow® Premium Vinyl Tubing - 50ft Roll - 1in ID - Black
In Stock: 50
$72.39 $83.61 -13%
EcoPlus® Eco Air 8 Adjustable Air Pump - 380 GPH - 8 Outlets
In Stock: 20
$79.07 $95.15 -17%
Botanicare® Ebb & Flow Barbed Fitting - 3/4in Outlet - Black - 3/4in NPT
In Stock: 7556
$55.25 / $2.21 per unit
(minimum purchase of 25)
HydroLogic® Stealth-RO™ & TALLBoy® Quick Connect Pressure Regulator Fittings - 3/8in QC
In Stock: 15
$44.68 $52.45 -15%
Bluelab Probe Care Kit - for Bluelab Conductivity Probes
In Stock: 10
$19.00
HydroLogic® Evolution-RO™ Barbed Float Valve - 1/2in
In Stock: 197
$24.26 $28.46 -15%
HydroLogic® Stealth-RO™ and smallBoy® ChloraShield® Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 63
$26.00 $35.65 -27%
HydroLogic® smallBoy® Poly-Spun Sediment Filter - 10in x 2.5in - 5 Micron - Single Use
In Stock: 138
$13.41 $16.24 -17%
HydroLogic® Merlin-Garden Pro™ Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In Stock: 22
$38.60 $45.21 -15%
EcoPlus® Air Stone - Small - Round
In Stock: 625
$2.18 $2.98 -27%
HydroLogic® Stealth-RO™ Replacement Inlet Fitting - For Stealth-RO™ Systems
In Stock: 84
$106.00 / $10.60 per unit
(minimum purchase of 10)
Dosatron Lo-Flo Injector - 3/4in - 14gpm - 0.2% to 2.0% - Viton Seals
In Stock: 20
$874.06 $935.82 -7%
General Hydroponics® pH Test Kit Indicator - 1oz - pH 4.0-8.5 Color Test Solution
In Stock: 2993
$114.96 / $4.79 per unit
(minimum purchase of 24)
HydroLogic® PreEvolution™ KDF Catalytic Carbon Filter Upgrade
In Stock: 64
$113.47 $129.35 -12%
HydroLogic® Evolution-RO™ 1000 Manifold - Replacement - For Evolution-RO™ 1000 Systems
In Stock: 37
$199.86 $214.29 -7%
HydroLogic® Poly Tubing - 50ft Roll - 1/4in OD - Blue
In Stock: 80
$16.15 $18.95 -15%
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