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64
Atlantic Mag Drive Pump | 750gph - 20ft cord - 1in to 1.5in Step Outlet
In Stock: 1
$105.99 $153.99 -31%
1.5" Digital Flow Meter
In Stock: 11
$105.85 $115.50 -8%
Hydro Flow Premium Vinyl Tubing - 100ft Roll - 3/4in ID - Black
In Stock: 79
$105.57 $126.00 -16%
Dosatron Injection Seal Kit | for Dosatron Injector Model D14MZ2
In Stock: 16
$105.55 $106.34 -1%
Bluelab Conductivity Pen Meter | Measures Conductivity and Temperature
In Stock: 118
$104.40 $144.77 -28%
Bluelab Truncheon Nutrient Meter V2 | 40cm L - 16 in. L
In Stock: 44
$103.40 $143.38 -28%
Active Aqua Grow Flow 2.0 Expansion Kit w/six 5 gal Square Pots
In Stock: 832
$102.44 $123.72 -17%
EcoPlus Eco Air 5 Commercial Air Pump - 1,300 GPH - 1 Outlet
In Stock: 31
$101.97 $128.58 -21%
DAB ESYCOVER Kit | Green - For ESYBOX Mini 3 Models - NEMA 3
Out of stock
$101.87 $123.03 -17%
1.25" Digital Flow Meter
In Stock: 10
$100.49 $110.25 -9%
3/4" ID Black Tubing 100'
In Stock: 181
$99.26 $125.89 -21%
GroStar GS1 pH Pen
In Stock: 285
$98.99 $115.99 -15%
HydroLogic PreEvolution KDF Catalytic Carbon Filter
In Stock: 45
$98.63 $114.95 -14%
Bluelab Connect Range Extender | for Bluelab Connect Devices and Connect Stick
In Stock: 11
$98.12 $202.71 -52%
1" Digital Flow Meter
In Stock: 20
$95.13 $103.95 -8%
Bluelab Connect Stick 2 | for Bluelab Connect Devices
In Stock: 170
$94.94 $147.11 -35%
GroStar GS3 EC Pen
In Stock: 99
$94.38 $113.99 -17%
Alchemist™ H2O2 Liquid Oxygen - 5gal (OR)
Out of stock
$94.35 $135.16 -30%
Atlantic Mag Drive Pump | 250gph - 20ft cord - 3/4in to 1in Step Outlet
Out of stock
$93.32 $136.99 -32%
HydroLogic BIGboy Green Coconut Carbon Filter - 7 GPM - 5 Micron Filtration
In Stock: 103
$93.26 $112.68 -17%
Cutting Edge Solutions pH Down, 1 gal, case of 4
In Stock: 52
$92.40 $135.96 -32%
Cutting Edge Solutions pH Up, 1 gal, case of 4
In Stock: 33
$92.40 $135.96 -32%
HydroLogic Evolution-RO 1000 Wall Mount Bracket - Stainless Steel
In Stock: 12
$92.13 $111.32 -17%
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 433
$91.48 $126.85 -28%
2-in-1 EC + Temp Sensor for Reservoir
In Stock: 7
$91.11 $100.28 -9%
Active Aqua Commercial Air Pump, 12 Outlets, 112W, 110 L/min
In Stock: 646
$90.83 $104.50 -13%
HydroLogic PreEvolution ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 29
$89.89 $108.60 -17%
Dosatron Y Filter Kit | 1in - 200 Mesh/80 Micron Screen - for Dosatron Injector Model D45RE
In Stock: 13
$89.73 $90.40 -1%
EcoPlus ECO-1056 Fixed Flow Submersible/Inline Pump - 1,000 GPH - 3.99 PSI
In Stock: 115
$89.27 $108.02 -17%
Aptus PCS P-50 Pot Base
Out of stock
$88.80 $102.19 -13%
Hydro Systems Replacement Parts Kit D | For A30, DP30 & SuperDos 30
Out of stock
$87.66 $88.32 -1%
Biobizz Bio-PH- PH Regulator 5L pH DOWN
In Stock: 7
$87.46 $126.76 -31%
Danner Pondmaster Promotion Pump & Fountain Kit | 190gph
In Stock: 1
$87.23 $131.99 -34%
Milwaukee Instruments EC40 PRO EC/TDS Nutrient Meter
In Stock: 95
$87.09 $95.00 -8%
Dilution Solutions Flow Restrictors 3/4 in
Out of stock
$86.63
Dilution Solutions Flow Restrictor, 3/4 in 14 GPM (D14 Series)
Out of stock
$86.63
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In Stock: 340
$85.95 $99.95 -14%
Rusco Spin-Down Cover | Clear - 2in
Out of stock
$84.88 $85.51 -1%
HydroLogic BIGboy Replacement PVC Float Valve - 3/4in
In Stock: 61
$83.14 $100.45 -17%
EcoPlus Convertible Bottom Draw Water Pump - 730 GPH
In Stock: 60
$83.03 $100.74 -18%
Biobizz Bio-PH+ PH Regulator 5L pH UP
In Stock: 7
$81.21 $117.70 -31%
Hydro Systems Kit D | For Viton - 1/4in - Suction
Out of stock
$80.88 $81.49 -1%
HydroLogic Evolution-RO 1000 Fitting Kit
In Stock: 9
$80.76 $87.86 -8%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 530gph - 9ft Max Pumping Height - Includes : 1/2in, 5/8in and 3/4in Tubing Adapters - Grounded Power Cord
In Stock: 7
$80.34 $126.99 -37%
Netafim Black Polyethylene Tubing | 16mm - 0.52in Diam - Black - 500ft per Roll
In Stock: 35
$79.66 $87.09 -9%
pH Sensor for Reservoir
In Stock: 12
$79.05 $88.20 -10%
Netafim Electric Valves | 0.75in - 24V - Threaded
In Stock: 20
$78.67 $79.26 -1%
Netafim Electric Valves | 1in - 24V - Threaded
In Stock: 87
$78.67 $79.26 -1%
Polyester Element for Spin-Down Sediment Filters | 2in - 140 Mesh
Out of stock
$78.54 $79.12 -1%
Aeromixer Aerobuddy Timer + Power Controller
In Stock: 15
$78.39 $79.00 -1%
Active Aqua Submersible Water Pump, 1100 GPH
In Stock: 316
$77.87 $102.63 -24%
EcoPlus Eco Air 8 Adjustable Air Pump - 380 GPH - 8 Outlet
In Stock: 27
$76.77 $89.76 -14%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 400gph - 8.5ft Max Pumping Height - Includes : 1/2in, 5/8in and 3/4in Tubing Adapters - Grounded Power Cord
In Stock: 3
$76.31 $120.99 -37%
Active Aqua Commercial Air Pump, 8 Outlets, 60W, 70 L/min
In Stock: 271
$76.27 $92.12 -17%
1/2" ID Blue Tubing 100'
In Stock: 14
$75.44 $165.84 -55%
Dosatron Mini Maintenance Seal Kit Doser 14GPM
Out of stock
$75.27
EZ Clone Replacement Water Pump (Mag 1125), 1100 GPH
In Stock: 10
$74.93 $121.36 -38%
Hydrofarm Active Aqua Commercial Air Pump | 12 Outlet - 110 Liters/Minute
In Stock: 3
$74.81 $174.99 -57%
Leader ECOSUB 420 Multi-Purpose Submersible Pump | 1/2 HP - 3,960 GPH
In Stock: 156
$74.06 $182.55 -59%
HydroLogic TALLBoy KDF85 Catalytic Carbon Filter Upgrade
In Stock: 27
$73.30 $84.95 -14%
EcoPlus Eco Air 3 Commercial Air Pump - 1,030 GPH - 1 Outlet
In Stock: 93
$72.98 $86.11 -15%
Danner The Fountain Pump Statuary Pump with Barb Fittings | 290gph - Retail Boxed - 6ft Max Pumping Height - Includes : 1/2in, 5/8in and 3/4in Tubing Adapters - 15ft Power Cord
In Stock: 4
$72.42 $109.99 -34%
Dosatron Seal Kit | for Dosatron Injector Model D8R
In Stock: 8
$72.07 $72.60 -1%
HydroLogic Evolution-RO ChloraShield Replaceable Carbon Filter Upgrade - 1 GPM - 1 Micron
In Stock: 197
$71.97 $83.95 -14%
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