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128
Alchemist H2O2 Liquid Oxygen 34% 55 Gallon
Out of stock
$516.65 $743.65 -31%
Dilution Solutions Lo-Flo (NDS) Kit, No-Monitor, 3/4 in
Out of stock
$515.96
AXEON R1 Series Membrane, 4040
In stock
$515.30 $665.52 -23%
Leader ECOTRONIC 130 Electronic Booster Pump | 1 HP - 1,260 GPH
In stock
$504.35 $550.00 -8%
HydroLogic BIGboy De-Chlorinator and Sediment Water Filtration System - 25,000gal Capacity
In stock
$487.89 $598.14 -18%
Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
In stock
$483.86 $640.60 -24%
HydroLogic HyperLogic Anti-Scale Cartridge Media Filter Cartridge - 20in x 4.5in - Single Use
In stock
$482.80 $591.50 -18%
DAB ESYDOCK MAX | Single
In stock
$482.80 $572.86 -16%
Leader ECOTRONIC 110 Electronic Booster Pump | 1/2 HP - 960 GPH
In stock
$473.46 $516.31 -8%
Leader ECOPLUS 250 Multistage Self Priming Pump | 1 HP - For 1in Inlet/Outlet - 115 Volt
In stock
$473.45 $516.31 -8%
Leader ECODIVER 1200 Submersible Pump | 1 HP - 1,620 GPH
In stock
$473.45 $516.31 -8%
HydroLogic Hydroid Replacement Encapsulated Membrane
In stock
$471.76 $524.95 -10%
Active Aqua Chiller with Power Boost, 1/10 HP
In stock
$469.47 $575.34 -18%
Bluelab Connect pH Controller | for Bluelab Connect Devices
In stock
$434.66 $683.36 -36%
GrowoniX Electric Shut-Off Kit | for BP-6010 Series Booster Pump - Includes Float Switch and Solenoid Valve - Controls On/Off Cycling - 1in Ports
Out of stock
$425.84 $439.20 -3%
GrowoniX BP-1000 High Flow Adjustable Booster Pump | for EX100-GX600 Systems with Low Inlet Pressure- 3/8in Pressure Switch - 35psi Input is Pressure Regulated to 78psi
Out of stock
$425.19 $521.06 -18%
Dilution Solutions Nutrient Delivery System (NDS) End Kit, 3/4 in
Out of stock
$422.41
Hydro Systems Assembly Kit H | Motor Piston Assembly
Out of stock
$416.33 $429.04 -3%
Leader ECODIVER 1000 Submersible Pump | 3/4 HP - 1,620 GPH
In stock
$415.89 $453.53 -8%
EcoPlus Water Chiller - 1/10 HP - 1/2in - For Pump Sizes 66 to 317 GPH
In stock
$413.97 $517.28 -20%
Bluelab Guardian Monitor Connect | 6.5ft Probe Cable
Out of stock
$412.83 $425.44 -3%
Aptus PCS Ready-to-Use P50 System, Includes AP60052 & AP60054
In stock
$406.64 $499.00 -19%
OASE Waterfall Pumps | 3700gph
In stock
$405.97 $561.99 -28%
Danner Supreme Hydroponics High Volume Air Pump | 100W - for Ponds up to 1200gal - Maximum Water Depth of 11.5ft - Can Accept 3/4in ID. Tubing
Out of stock
$395.71 $578.99 -32%
AXEON XE1-4040 RO Membrane 4" x 40"
Out of stock
$395.16 $484.76 -18%
DAB ESYDOCK Docking Station Mount | 1-1/4in NPT - For Mounting (1) ESYBOX
Out of stock
$393.69 $482.47 -18%
Leader ECOJET 130 Self Priming Jet Pump | 1 HP - 1260 GPH - For 1in Inlet/Outlet
Out of stock
$383.21 $417.90 -8%
GrowoniX EX400 High-Flow Reverse Osmosis Filtration System | 2:1 System Ratio - 17gph of Pure RO Water - Stainless Steel Liquid-Filled Pressure Gauge
Out of stock
$373.25 $451.98 -17%
Bluelab Guardian Monitor | 6.5ft Probe Cable
Out of stock
$369.73 $381.02 -3%
GrowoniX Replacement High-Flow Membrane | for EX1000 and GX1000 Systems
Out of stock
$358.65 $439.52 -18%
Leader ECODIVER 750 Submersible Pump | 1/2 HP - 1,560 GPH
In stock
$357.55 $389.92 -8%
Dilution Solutions Nutrient Delivery System (NDS) Water Hammer Arrestor Kit, 3/4 in
Out of stock
$349.48
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In stock
$343.88 $354.38 -3%
HydroLogic HyperLogic Dual Level Float Switch Assembly
In stock
$343.40 $349.95 -2%
GrowoniX GX200 High-Flow Reverse Osmosis Filtration System | 2:1 System Ratio - 8.5gph of Pure RO Water - Stainless Steel Liquid-Filled Pressure Gauge
Out of stock
$338.15 $411.68 -18%
Dilution Solutions Nutrient Delivery System (NDS) Starter Kit, 3/4 in
Out of stock
$331.09
HydroLogic Stealth-RO 300 Water Filtration System - 300 GPD - 18.5in x 16in x 6in
In stock
$330.48 $413.28 -20%
Netafim Flex Polyethylene Tubing | 3,000ft Roll - 1.67mm - Black
In stock
$329.33 $351.04 -6%
OASE Waterfall Pumps | 2300gph
Out of stock
$325.49 $450.99 -28%
Dilution Solutions 1 1/2 in Filter with 200 Mesh Screen
In stock
$321.62 $366.73 -12%
Aqua-X Controller with Water Detector set, Free App
In stock
$320.94 $348.60 -8%
Aeromixer Synthetic Pro Edition
In stock
$318.98 $329.00 -3%
Active Aqua Grow Flow Ebb and Gro Controller Unit w/2 Pumps
In stock
$317.68 $389.33 -18%
Hydro Systems Advantage Lower Body | For A15 - Gray - #194140E
Out of stock
$316.97 $326.65 -3%
Aptus PCS P50 Accessory Kit (Base, Ring, Lock, Grid, Liner)
In stock
$305.34 $353.97 -14%
Bluelab Pulse Multimedia EC & MC Meter | Measures EC, Moisture & Temperature
In stock
$300.79 $309.97 -3%
GrowoniX UV Sterilization Filter with Quick-Connect | 2gpm - 3/8in Quick-Connect- 120V AC Power - Destroys 99.9% of Micro-Organisms
Out of stock
$295.02 $344.05 -14%
HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp
In stock
$292.40 $359.00 -19%
Bluelab Combo Meter | 6.5ft Probe Cable
In stock
$292.17 $301.09 -3%
Aeromixer Tall Tank
In stock
$280.14 $289.00 -3%
Danner Pondmaster Hydro-Air Combination Water & Air Pump | 1200GPH Pump
Out of stock
$278.70 $358.99 -22%
Aeromixer Original
In stock
$274.07 $279.00 -2%
HydroLogic Hydroid Replacement Encapsulated Prefilter
In stock
$273.61 $304.45 -10%
Hydro Systems MNDS Mixing Chamber Kit | 4in - with Union Fittings
Out of stock
$267.24 $275.40 -3%
HydroLogic Stealth-RO Pressure Booster Pump - 110V
In stock
$264.03 $305.55 -14%
Biobizz Bio-PH- PH Regulator 20L pH DOWN
In stock
$262.53 $386.08 -32%
GrowoniX EX200 High-Flow Reverse Osmosis Filtration System | 2:1 System Ratio - 8.5gph of Pure RO Water - Stainless Steel Liquid-Filled Pressure Gauge - Manual Flush Valve
Out of stock
$259.90 $316.39 -18%
HydroLogic Hydroid Anti-Scalant Kit For Hard Source Water - Filter, Fittings, Tubing & Clips
In stock
$258.12
HydroLogic Hydroid FRP Housings
In stock
$256.10 $279.29 -8%
Biobizz Bio-PH+ PH Regulator 20L pH UP
In stock
$255.97 $376.42 -32%
Hanna pH, EC & TDS Tester | High Range
Out of stock
$253.37 $261.10 -3%
GrowoniX BP-1530 Low Pressure Booster Pump | for EX100-GX600 Systems with Low Inlet Pressure - 1/4in Pressure Switch - 35psi Input is Pressure Regulated to 78psi
Out of stock
$252.99 $302.48 -16%
GrowoniX SlimScrub Water Filtration System | 120gph - 16,000gal Capacity - Filters out 99% of Chlorine and 90% of Sediment - Includes KDF/CAT Carbon Filter
Out of stock
$249.98 $297.85 -16%
Leader VERTY GO 300 Automatic Submersible Pump | 1/3 HP - 2,040 GPH
In stock
$247.20 $269.57 -8%
Pondmaster Eco Inline Submersible Utility Pump | Eco 2175GPH - 16.5ft Max Pumping Height, 1in Threaded Intake, 1in Threaded Barbed Fittings Discharge, 15ft Power Cord
In stock
$245.49 $392.99 -38%
AXEON HYDRO RO Hyperfiltration Membranes, 2-Pack
In stock
$244.66 $399.00 -39%
Aeromixer Mini
In stock
$241.30 $249.00 -3%
HydroLogic Stealth-RO 150 Water Filtration System - 150 GPD
In stock
$233.27 $291.71 -20%
Dilution Solutions Nutrient Delivery System (NDS) Mixing Chamber Kit, 1 1/2 in
In stock
$229.92
General Hydroponics PRO pH Down - 6gal
In stock
$229.85 $348.72 -34%
General Hydroponics PRO pH Up - 6gal
In stock
$229.85 $348.72 -34%
HydroLogic Evolution-RO 1000 Membrane Element - 600 GPD
In stock
$228.06 $285.18 -20%
Dilution Solutions Nutrient Delivery System (NDS) DAB Booster Starter Kit, 3/4 in
Out of stock
$223.97
Netafim Black Polyethylene Tubing | 1in - 1.06in Diam - Black - 500ft per Roll
In stock
$222.29 $230.52 -4%
Leader ECOPLUS 240 Multistage Self Priming Pump | 3/4 HP - For 1in Inlet/Outlet - 115 Volt
In stock
$221.86 $439.27 -49%
Hydro Systems Repair Kit F | For SuperDos 2.5% Viton
Out of stock
$219.88 $226.60 -3%
Danner Submersible Ultraviolet Clarifier | 10 Watt
Out of stock
$215.82 $273.99 -21%
Heavy Duty Nutrient EC+Temp Sensor drop-in/inline compatible
In stock
$214.83 $241.50 -11%
Cultivation Nation pH Down Quart (Case of 12)
Out of stock
$214.77 $309.72 -31%
Cultivation Nation pH Up Quart (Case of 12)
Out of stock
$214.77 $309.72 -31%
Leader ECOPLUS 230 Multistage Self Priming Centrifugal Pump | 1/2 HP - For 1in Inlet/Outlet - 115 Volt
In stock
$212.42 $422.16 -50%
Water Content Sensor with Cable Set
In stock
$212.21 $241.50 -12%
Aptus PCS P-50 Pot Single
In stock
$211.63 $245.36 -14%
GroStar GS2 Soil pH Pen
In stock
$209.70 $256.99 -18%
HydroLogic ARCS System Stage 2 Replacement Cartridge - Stage 2 - Heavy Metal Reduction Filter
In stock
$204.92 $251.21 -18%
Hydro Systems Replacement Parts | 3/4in NPT - 140 Mesh
Out of stock
$202.81 $209.01 -3%
Hydro Systems Repair Kit E | For SuperDos 30 2.5% Viton
Out of stock
$199.38 $205.47 -3%
HydroLogic TALLBoy De-Chlorinator and Sediment Water Filtration System - 2 GPM - 5 Micron
In stock
$198.27 $243.08 -18%
HydroLogic HyperLogic Membrane Cleaning Cartridge Acid Scale Removal - 4.5in x 20in - Single Use
In stock
$196.15 $240.50 -18%
Inline EC+Temp Sensor, Heavy Duty
In stock
$193.87 $219.45 -12%
Heavy Duty Nutrient pH Sensor, drop-in/in-line compatible
In stock
$193.87 $219.45 -12%
HydroLogic Evolution-RO 1000 Manifold
In stock
$192.57 $214.29 -10%
Dramm ii ri Bluetooth Smart Irrigation Controller with Coil
Out of stock
$187.55 $193.28 -3%
Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
In stock
$185.31 $199.00 -7%
Active Aqua Root Spa 5 gal 8 Bucket System
In stock
$183.36 $224.69 -18%
Bluelab Soil pH Pen
In stock
$180.12 $185.62 -3%
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In stock
$180.12 $185.62 -3%
Inline pH Sensor, Heavy Duty
In stock
$175.55 $197.40 -11%
Netafim Plug | 100/Bag
Out of stock
$173.46 $178.75 -3%
EcoPlus ECO-2245 Fixed Flow Submersible/Inline Pump - 2,166 GPH - 7.25 PSI
In stock
$173.26 $226.17 -23%
Danner Pondmaster Pond-Mag Magnetic-Drive Water Pump | 1200gph Max Flow Rate - 13ft 7in - Shut-off - 110 Watts - 3/4in FPT Inlet - 3/4in MPT Outlet - 6.4in L x 4.5in W x 4.6in H...
Out of stock
$171.03 $272.99 -37%
AXEON HYDRO RO EZ-Twist Sediment and Carbon Cartridges, 3-pack
In stock
$169.86 $199.00 -15%
AXEON – Big Switch Series Float Switch, 220V
Out of stock
$168.64 $216.23 -22%
GrowoniX UV Sterilization Filter with Quick-Connect | 1gpm - 1/4in Quick-Connect - 120V AC Power - Destroys 99.9% of Micro-Organisms
Out of stock
$168.62 $196.63 -14%
GrowoniX Mini Scrub Water Filtration System | 60gph - 8,000gal Capacity - Filters out 99% of Chlorine and 90% of Sediment - NSF Listed - Includes KDF/CAT Carbon Filter
Out of stock
$168.28 $197.26 -15%
Netafim Black Polyethylene Tubing | 16mm - 0.52in Diam - 1000ft per Roll
In stock
$167.99 $174.21 -4%
Leader ECOSUB 420 Multi-Purpose Submersible Pump | 1/2 HP - 3,960 GPH
In stock
$167.40 $182.55 -8%
EcoPlus 1500 Elite Submersible Pump - 190 Watt - 12ft Power Cord & Fittings
In stock
$166.19 $214.24 -22%
GrowoniX Replacement High-Flow Membrane | for EX800 Systems
Out of stock
$164.04 $218.25 -25%
EcoPlus Eco Air 7 Commercial Air Pump - 3,566 GPH - 1 Outlet
In stock
$161.38 $215.99 -25%
HydroLogic Monitor Cross - 1in - Schedule 80 - PVC
In stock
$160.08 $166.50 -4%
DAB ESYWALL Mounting Bracket | For Mounting (1) ESYBOX or ESYBOX Mini
In stock
$154.58 $168.57 -8%
Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In stock
$154.40 $255.74 -40%
Twist II Clean Filter | 1in
Out of stock
$152.65 $159.36 -4%
Netafim Black Polyethylene Tubing | 0.75in - 0.82in Diam - Black - 500ft per Roll
In stock
$151.12 $156.71 -4%
Leader VERTY GO 600 Automatic Submersible Pump | 1/2 HP - 3,120 GPH
In stock
$150.17 $299.51 -50%
GroStar GS2-E replacement Soil Spear pH electrode
In stock
$148.50 $181.99 -18%
Biobizz Bio-PH- PH Regulator 10L pH DOWN
In stock
$148.13 $217.84 -32%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In stock
$146.05 $178.99 -18%
Danner Pondmaster Pond-Mag Magnetic-Drive Water Pump | 950gph Max Flow Rate - 12ft 10in - Shut-off - 93 Watts - 3/4in Inlet - 3/4in Outlet - 5.5in L x 3.4in W x 5in H - for Larg...
Out of stock
$145.25 $189.99 -24%
Biobizz Bio-PH+ PH Regulator 10L pH UP
In stock
$144.43 $212.40 -32%
Netafim Manual Disc Filter | 1in
In stock
$141.51 $159.90 -12%
Rusco Spin-Down Filter | 5.5in W x 17.875in L / Flow capacity 18-100gpm / Max pressure 150 PSI / Port size 2in slip, 140 Mesh
Out of stock
$137.90 $142.11 -3%
DAB DOC68 Base for Surface Installation | 1-1/4in FNPT - For Dron & Skybox Diver
Out of stock
$135.73 $166.33 -18%
HydroLogic Stealth-RO 150 & 350 Membrane Element - 350 GPD
In stock
$135.09 $165.60 -18%
Bluelab Commercial Truncheon Nutrient Meter | Measures EC, CF, & PPM
In stock
$133.59 $137.67 -3%
HydroLogic ARCS System Stage Replacement Cartridge - Stage 3 - pH Neutralizing & Remineralizing Filter
In stock
$131.78 $161.57 -18%
Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$130.99 $134.99 -3%
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