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20
Alchemist H2O2 Liquid Oxygen 34% (1 Quart)
In stock
$15.80
Active Aqua Submersible Water Pump, 160 GPH
In stock
$15.80 $22.10 -29%
Hydro Systems Replacement O-Ring | 0.487 x 0.693 x 0.103 - #212005V (DP)
Out of stock
$15.79 $16.27 -3%
Bluelab Probe Care Kit | for Bluelab Conductivity Probes
In stock
$15.52 $16.00 -3%
GroStar pH calibration kit (pH 4/7, 8 oz. each)
In stock
$15.49 $18.99 -18%
HydroLogic Poly Tubing - 50ft Roll - 1/4in - Blue
In stock
$15.45 $18.95 -18%
HydroLogic Poly Tubing - 50ft Roll - 1/4in - Black
In stock
$15.45 $18.95 -18%
Aptus PCS P-50 Pot Sock Liner
In stock
$15.45 $17.90 -14%
Active Aqua Chiller 1" Fitting Kit for AACH100 & AACH100HP
In stock
$15.41 $18.89 -18%
Raindrip 1/4" Barbed Tee, pack of 50
In stock
$15.35 $18.82 -18%
General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial
In stock
$15.30 $22.75 -33%
Raindrip 6" Heavy Duty Support Stakes, pack of 50
In stock
$15.23 $18.67 -18%
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In stock
$15.19 $21.29 -29%
Danner Pondmaster Fountain-Mag Magnetic Drive Water Pump | 35gph - for smaller Tabletop Fountains
In stock
$15.15 $24.99 -39%
Microbe Life Hydroponics pH UP, 1 qt
In stock
$14.74 $19.99 -26%
Microbe Life Hydroponics pH DOWN, 1 qt
In stock
$14.74 $19.99 -26%
Central Coast Garden pH Down Solution | 32oz - Concentrate - 75% Phosphoric Acid
Out of stock
$14.72 $19.95 -26%
Central Coast Garden pH Up Solution | 32oz - 35% Potassium Hydroxide
Out of stock
$14.72 $19.95 -26%
Active Aqua 12-Outlet Metal Air Manifold
In stock
$14.67 $17.99 -18%
Active Aqua Air Stone, 6" (15 cm), case of 12
In stock
$14.50 $18.15 -20%
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