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20
Hydro Systems Replacement O-Ring | On/Off - #80212116V
Out of stock
$37.10 $38.85 -5%
Alchemist H2O2 Liquid Oxygen 34% Gallon - 1gal
In Stock: 123
$36.80
Active Aqua Air Pump, 4 Outlets, 6W, 15 L/min
In Stock: 257
$36.22 $45.28 -20%
Bluelab pH 4.0 Calibration Solution 250 ml (6/Cs)
Out of stock
$35.98 $63.00 -43%
Bluelab 2.77EC Conductivity Solution 250 ml (6/Cs)
Out of stock
$35.98 $63.00 -43%
Netafim 2-Way Flat Mod W/ Angle Arrow Dripper 24 In (Bundle of 25)
Out of stock
$35.98 $51.50 -30%
Hydro-Logic Cartridge DI (Small) Color Changing Translucent Housing
In Stock: 1085
$35.97 $51.69 -30%
HydroLogic TALLBoy Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In Stock: 38
$35.96 $46.13 -22%
Basket Drip Stake w/Cage: Pack of 100
Out of stock
$35.89 $43.04 -17%
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
In Stock: 16
$35.82 $42.95 -17%
Central Coast Garden pH Down Solution | 1gal - Concentrate - 75% Phosphoric Acid
Out of stock
$143.20 / $35.80 per unit
(minimum purchase of 4)
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In Stock: 168
$35.66 $38.57 -8%
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 287
$35.55
EcoPlus Adjustable Water Pump 655 GPH
In Stock: 549
$35.51 $66.15 -46%
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In Stock: 28
$35.31 $45.21 -22%
Netafim 17Mm Shut-Off Valve (10/Bag) [Tlsov]
In Stock: 540
$35.15 $50.50 -30%
Netafim 17Mm Techlock Compression Coupler Fitting (25/Bag) [Tlckcoup]
In Stock: 525
$35.09 $50.25 -30%
Dilution Solutions HM Digital EC Tester | 6in x 1.7in x .7in
Out of stock
$34.81 $39.95 -13%
Garden Hose Connector x 1/4 in QC (10/pk)
Out of stock
$34.80 $49.50 -30%
EcoPlus Eco Air 4 Adjustable Air Pump - 253 GPH - 4 Outlet
In Stock: 150
$34.66 $45.58 -24%
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