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128
HydroLogic HyperLogic Poly-Spun Sediment Pre-Filter - 20in x 4.5in - 5 Micron - Single Use
In stock
$49.38 $59.75 -17%
Active Aqua Commercial Air Pump, 6 Outlets, 20W, 45 L/min
In stock
$49.17 $59.39 -17%
Hydro Systems Replacement Parts Kit B | For A30 - #011945V
Out of stock
$49.00
Gardena Smart Flow Water Meter
In stock
$48.84 $58.99 -17%
Active Aqua Utility Sump Pump, 1479 GPH/5600 LPH
Out of stock
$47.86 $153.29 -69%
Netafim Manual Disc Filter | 0.75in
In stock
$47.66 $55.90 -15%
Netafim Disc Filter 3/4" MPT x MPT 140 Mesh 17 GPM Maximum Flow
Out of stock
$47.66
Hydro Systems Replacement Parts Kit M | For SuperDos - Mounting Bracket
Out of stock
$47.51
Raindrip Set-N-Flow Analog 3 Dial Water Timer | Time Delays up to 72 Hours - On/Off Control - Low Battery Indicator - Easy to Program
In stock
$47.50 $73.99 -36%
Active Aqua Root Spa 5 gal Bucket System
In stock
$47.14 $56.93 -17%
Active Aqua Submersible Water Pump, 550 GPH
In stock
$46.91 $64.72 -28%
Danner Pondmaster Fountain-Mag Magnetic Drive Water Pump | 140gph - for Small Garden Fountains, Piped Statuary, and Shallow Water Conditions
Out of stock
$46.22 $62.99 -27%
Dosatron Mini Seal Kit for D14MZ2, 14 GPM
Out of stock
$45.59
Hydro Systems Replacement Parts | For MiniDos - Gasket - #80195720
Out of stock
$45.39
GroStar GS3-E replacement EC electrode
In stock
$44.70 $53.99 -17%
Hydro Systems Repair Kit A | For MiniDos 1% Viton
Out of stock
$43.98
Aptus PCS P-50 Pot Single
In stock
$43.91 $245.36 -82%
HydroLogic Stealth-RO & smallBoy KDF85 Catalytic Carbon Filter Upgrade - For Stealth-RO & smallBoy Systems
In stock
$43.66 $50.95 -14%
EcoPlus Aqua Heat Titanium Reservoir & Aquarium Heater - 300 Watt - 68°F to 93°F
In stock
$43.41 $51.32 -15%
Danner Supreme Hydroponics Low Volume Air Pump | 4 Watts - Accepts Standard 3/16in Tubing
In stock
$43.35 $63.99 -32%
HydroLogic PreEvolution Sediment Filter - Pleated - Cleanable
In stock
$42.67 $51.56 -17%
HydroLogic Stealth-RO & TALLBoy Quick Connect Pressure Regulator Fittings - 3/8in QC
In stock
$42.56 $52.45 -19%
Alchemist™ H2O2 Liquid Oxygen - 1gal (OR)
Out of stock
$42.53
GroStar GS1-E replacement pH electrode
In stock
$42.21 $50.99 -17%
HM Digital Hydromaster Replacement EC/TDS Probe
Out of stock
$41.39 $49.99 -17%
Active Aqua Air Pump, 8 Outlets, 12W, 25 L/min
In stock
$41.39 $75.59 -45%
Danner Pondmaster Fountain-Mag Magnetic Drive Water Pump | 80gph - for Small Garden Fountains, Piped Statuary and Shallow Water Conditions
In stock
$40.74 $56.99 -29%
Hydro Systems Replacement O-Ring | On/Off - #80212116V
Out of stock
$39.43
Dilution Solutions 1 1/2 in Check Valve
In stock
$38.61 $43.49 -11%
HM Digital PH-80 pH/Temperature Meter
In stock
$38.53 $46.50 -17%
3/8" ID Clear Tubing 100'
In stock
$38.50 $46.48 -17%
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
In stock
$38.27 $42.95 -11%
HydroLogic TALLBoy Green Coconut Carbon Filter - 2 GPM - 5 Micron Filtration
In stock
$38.17 $46.13 -17%
Netafim Black Polyethylene Tubing | 16mm - .52in Diam - Black - 100ft per Roll
In stock
$37.77 $37.99 -1%
Dilution Solutions HM Digital pH Tester | 6in x 1.7in x .7in
Out of stock
$37.66 $49.95 -25%
HydroLogic Merlin-Garden Pro Green Coconut Carbon Filter - 2 GPM
In stock
$37.48 $45.21 -17%
Active Aqua Air Pump, 4 Outlets, 6W, 15 L/min
In stock
$37.48 $45.28 -17%
Central Coast Garden pH Down Solution | 1gal - Concentrate - 75% Phosphoric Acid
Out of stock
$37.30 $49.95 -25%
Hydrologic MicRO RO Membrane, 75 GPD
Out of stock
$37.26 $59.95 -38%
Heavy Duty Tomato Barrel w/Tower (Case of 4)
In stock
$37.18 $48.99 -24%
Alchemist H2O2 Liquid Oxygen 34% Gallon - 1gal
In stock
$36.80
EcoPlus Eco Air 4 Adjustable Air Pump - 253 GPH - 4 Outlet
In stock
$36.79 $43.00 -14%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 200gph - 6.5ft Max Pumping Height - Includes : 1/4in and 1/2in Tubing Adapters - Grounded Power Cord
In stock
$36.75 $58.99 -38%
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In stock
$36.45 $38.57 -5%
Netafim Black Polyethylene Tubing | .75in - .82in Diam - Black - 100ft per Roll
In stock
$36.42 $36.66 -1%
GrowoniX Eco Green Coconut Carbon Filter | for EX400-T and Slim Scrub Systems - 2.5in x 20in - 6,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chlorinated Water
Out of stock
$36.05 $46.34 -22%
Basket Drip Stake w/Cage: Pack of 100
Out of stock
$35.63 $43.04 -17%
Hydro Systems Weighted Filter Barb | 3/8in - #80026
Out of stock
$35.50
Hydro Systems Suction Tube Filter | #011-026
Out of stock
$35.49
Netafim 3mm Plastic Punch | 3mm Blue
In stock
$34.82
HydroLogic Evolution-RO Quick Connect Liquid-Filled Pressure Gauge - 1/2in QC Tee
In stock
$33.99 $41.95 -19%
Dilution Solutions HM Digital EC Tester | 6in x 1.7in x .7in
Out of stock
$33.99 $39.95 -15%
60-Degree Angled Drip Stake, pack of 100
In stock
$33.89 $40.94 -17%
EcoPlus Convertible Bottom Draw Water Pump - 265 GPH
In stock
$33.69 $40.26 -16%
Dilution Solutions 3/4 in Mixing Chamber Sunshade
Out of stock
$33.29
EcoPlus ECO-396 Fixed Flow Submersible/Inline Pump - 396 GPH - 2.87 PSI
In stock
$32.97 $36.88 -11%
Hydrofarm Active Aqua Air Pump | 8 Outlet - 25 L/min
In stock
$32.58 $79.99 -59%
HydroLogic Stealth-RO 300 Flush Valve Flow Restrictor | For Stealth-RO 300 Systems
Out of stock
$32.33 $34.21 -5%
HM Digital Replacement pH Sensor Probe for HM-500
Out of stock
$31.88 $59.99 -47%
Bluelab Probe Care Kit | for Bluelab pH & Conductivity Probes
In stock
$31.52
GrowoniX Quick Connect Float Valve with Quick-Connect | for 1/4in or 3/8in
In stock
$31.14 $33.39 -7%
Hanna Electrode Storage Solution
In stock
$31.08
American Hydroponics Ball Valve, 1/2", pack of 10
In stock
$30.79 $64.95 -53%
3/16" ID Black Tubing 100'
In stock
$30.33 $38.48 -21%
HydroLogic Stealth-RO Replacement Filter Housing | For Stealth-RO Systems
In stock
$29.77 $32.14 -7%
Active Aqua Submersible Water Pump, 400 GPH
Out of stock
$29.61 $40.81 -27%
1/4" OD Black Tubing 100'
In stock
$29.37 $35.47 -17%
3/4" ID Black Tubing 25'
In stock
$29.17 $37.00 -21%
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In stock
$28.80 $30.00 -4%
GrowoniX Pleated Sediment Filter | for EX/GX600, EX/GX1000, Lil Boss, and Lil Boss Deluxe - 4.5in x 9.75in - Pleated
Out of stock
$28.66 $42.95 -33%
Netafim Pressure Regulator | 3/4in - 35psi - 5-18gpm
Out of stock
$28.59 $35.10 -19%
Polyester Element for Spin-Down Sediment Filters | 1.5in - 140 Mesh
Out of stock
$28.54
General Hydroponics pH Down Liquid - 1gal
In stock
$28.50 $39.06 -27%
General Hydroponics pH Up Liquid - 1gal
In stock
$28.50 $39.06 -27%
Milwaukee Instruments pH600 Digital pH Pen
In stock
$27.82 $29.00 -4%
EcoPlus ECO-264 Fixed Flow Submersible/Inline Pump - 290 GPH - 2.87 PSI
In stock
$27.65 $32.97 -16%
Dramm Brass Shut-Off Valve | 17gpm - 3/4in Thread
In stock
$27.22 $29.96 -9%
Active Aqua Air Stone, Round, 8" x 1"
In stock
$26.72 $31.49 -15%
Active Aqua Submersible Water Pump, 250 GPH
In stock
$26.39 $33.23 -21%
Hydro Systems Repair Kit A | For MiniDos 2.5% Viton
Out of stock
$26.27
EZ Clone 360-Degree Replacement Mister, pack of 50
In stock
$26.21 $30.88 -15%
Hydrofarm Electronic Water Timer
In stock
$26.07 $31.49 -17%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 120gph - Grounded Power Cord
In stock
$25.99 $39.99 -35%
AXEON SDF-45-2005 Sediment Filter 4.5" x 20"
Out of stock
$25.93 $31.35 -17%
Hanna General-Purpose Cleaning Solution | 230ml
In stock
$25.64
Hydro Systems O-Ring | 5.237 x 5.551 x 0.157 - Buna-N NBR
Out of stock
$25.60
GrowoniX Eco White Coconut Carbon Filter | for EX400-T, Slim Scrub Systems - 6,000 Gallons of Pure RO Water or 17,000 Gallons of De-Chlorinated Water
Out of stock
$25.53 $38.15 -33%
Dramm Aluminum Shut-Off Valve | 3/4in Male-Female Thread
In stock
$25.47 $28.24 -10%
FloraFlex QDPS Multi Flow Bubbler, Elbow, 3/4"
In stock
$25.21 $33.21 -24%
FloraFlex QDPS Multi Flow Bubbler, T, 3/4"
In stock
$25.21 $33.21 -24%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 93gph - Grounded Power Cord
In stock
$24.99 $37.99 -34%
Hanna 4.01 pH Buffer Solution | 500ml
In stock
$24.85
Hanna 7.01 pH Buffer Solution | 500ml
In stock
$24.85
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In stock
$24.85
Bluelab pH Probe KCl Storage Solution | 250ml
In stock
$24.84
HydroLogic Stealth-RO and smallBoy ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In stock
$24.74 $35.65 -31%
GrowoniX Spun Sediment Filter | for EX600-T, EX1000-T, XL Scrub, and Sedi Scrub Systems - 4.5in x 20in - Spun
Out of stock
$24.74 $37.09 -33%
Hydro Flow Premium Vinyl Tubing - 100ft Roll - 3/16in ID - Black
In stock
$24.72 $29.40 -16%
AXEON R1 Series Sediment Filter, 5 Micron
In stock
$24.70 $31.35 -21%
FloraFlex Matrix, 10.5"-12", Pack of 12
In stock
$24.52 $58.99 -58%
FloraFlex QDPS Open Flow Bubbler, T, 3/4"
In stock
$24.41 $32.16 -24%
Dramm Inline Filter | ILF-175 - 10gpm - 40psi
In stock
$24.06 $26.78 -10%
GroStar pH calibration kit (pH 4/7/10, 8 oz. each)
In stock
$24.00 $28.99 -17%
Bluelab Meter Carrying Case | Meter Not Included
In stock
$23.97 $29.08 -18%
Cutting Edge Solutions pH Down | 1gal Bottle
Out of stock
$23.94 $33.99 -30%
Cutting Edge Solutions pH Up | 1gal Bottle
Out of stock
$23.94 $33.99 -30%
Biobizz Bio-PH- PH Regulator 1L pH DOWN
In stock
$23.90 $31.50 -24%
Bluelab Probe Care Kit | for Bluelab pH Probes
In stock
$23.88
HydroLogic Stealth-RO Quick Connect Float Valve - 1/4in QC
In stock
$23.56 $28.46 -17%
HydroLogic Evolution-RO 1000 & TALLBoy Quick Connect Float Valve - 3/8in QC
In stock
$23.56 $28.46 -17%
HydroLogic Evolution-RO Barbed Float Valve - 1/2in
In stock
$23.56 $28.46 -17%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 70gph - Grounded Power Cord
In stock
$22.99 $32.99 -30%
Hydro Systems Replacement Parts | 1in x 3/4in NPT - #8010024N
Out of stock
$22.96
HM Digital TDS-3 Handheld TDS meter
In stock
$22.76 $33.99 -33%
Active Aqua Grow Flow Bottom-Draw Pump, 220 GPH
In stock
$22.65 $27.35 -17%
Biobizz Bio-PH+ PH Regulator 1L pH UP
In stock
$22.20 $29.26 -24%
Danner Pondmaster Fountain-Mag Magnetic Drive Water Pump | 65gph - for larger Tabletop Fountains, Small Garden Fountains, Piped Statuary and Shallow Water Conditions
In stock
$22.19 $36.99 -40%
Active Aqua 1" Fill/Drain Fitting, pack of 10
In stock
$22.16 $26.55 -17%
Hydro Systems Dosage Piston #44 | #010044P
Out of stock
$22.14
Hydro Systems Dosage Piston | 2.5% - Poly White - #010-044P
Out of stock
$22.13
Dramm Plastic Syphonject w/External Check valve 12/CS
Out of stock
$21.82
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In stock
$21.74 $29.99 -28%
HydroLogic Poly Tubing - 50ft Roll - 3/8in - Blue
In stock
$21.31 $25.75 -17%
HydroLogic Poly Tubing - 50ft Roll - 3/8in - Black
In stock
$21.31 $25.75 -17%
Dilution Solutions PH Calibration Solution | 20pcs
In stock
$21.24 $24.95 -15%
Dramm #74 Full Flow Shut-Off Valve | 18gpm Ergonomic Grip
In stock
$20.76 $23.11 -10%
Dramm OneTouch High-Flow Valve | 16gpm
In stock
$20.71 $22.91 -10%
Active Aqua 3/4" Fill/Drain Fitting, pack of 10
In stock
$20.29 $24.50 -17%
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