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128
GroStar pH calibration kit (pH 4/7, 8 oz. each)
In Stock: 45
$15.95 $18.99 -16%
HydroLogic Poly Tubing - 50ft Roll - 1/4in - Blue
In Stock: 138
$15.90 $18.95 -16%
HydroLogic Poly Tubing - 50ft Roll - 1/4in - Black
In Stock: 53
$15.90 $18.95 -16%
Active Aqua Chiller 1" Fitting Kit for AACH100 & AACH100HP
In Stock: 18
$15.86 $18.89 -16%
Raindrip 1/4" Barbed Tee, pack of 50
In Stock: 71
$15.81 $18.82 -16%
Alchemist H2O2 Liquid Oxygen 34% (1 Quart)
In Stock: 1440
$15.80
Raindrip 6" Heavy Duty Support Stakes, pack of 50
In Stock: 37
$15.68 $18.67 -16%
Active Aqua Air Stone, 6" (15 cm), case of 12
In Stock: 235
$15.67 $18.15 -14%
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In Stock: 492
$15.64 $21.29 -27%
Netafim Pressure Regulator | 3/4in - 15psi - Low Flow .25-4.5gpm
In Stock: 1
$15.22 $20.80 -27%
Netafim Pressure Regulator | 3/4in - 35psi - Low Flow .25-4.5gpm
In Stock: 21
$15.22 $20.80 -27%
Microbe Life Hydroponics pH UP, 1 qt
In Stock: 67
$15.18 $19.99 -24%
Microbe Life Hydroponics pH DOWN, 1 qt
In Stock: 80
$15.18 $19.99 -24%
Active Aqua 12-Outlet Metal Air Manifold
In Stock: 631
$15.11 $17.99 -16%
Hydro Systems O-Ring | 1.737 x 1.943 x 0.103 - (2-132)
Out of stock
$14.99
Leader FA5 Clear Filter Housing | 5in - Transparent - 1in Female Thread
In Stock: 146
$14.70 $38.57 -62%
FloraFlex Matrix Pad, 9"-10.5", Pack of 12
Out of stock
$14.15 $26.99 -48%
Raindrip Dripper | 1 GPH/Pressure Compensating
In Stock: 100
$13.87 $21.99 -37%
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml
In Stock: 93
$13.83 $13.90 -1%
Milwaukee Instruments pH 7.01 Solution, 230 ml
In Stock: 269
$13.83 $13.90 -1%
Raindrip Adjustable Eight-Outlet Bubbler
In Stock: 7
$13.68 $16.28 -16%
American Hydroponics Ball Valve, 1/2", pack of 10
In Stock: 60
$13.65 $64.95 -79%
HydroLogic smallBoy Poly-Spun Sediment Filter - 10in x 2.5in - 5 Micron - Single Use
In Stock: 518
$13.61 $16.24 -16%
FloraFlex Multi Flow Bubbler
In Stock: 263
$13.58 $17.64 -23%
EcoPlus Eco Air 1 Adjustable Air Pump - 44 GPH - 1 Outlet
In Stock: 66
$13.43 $15.36 -13%
Active Aqua Air Pump, 1 Outlet, 2W, 3.2 L/min
In Stock: 386
$13.19 $15.73 -16%
Hydro Systems Inlet/Outlet Gasket | #010016S - Santoprene (TPV)
Out of stock
$13.12
Active Aqua Grow Flow 3/4" Elbow Hardware Kit, pack of 6
In Stock: 77
$13.09 $15.58 -16%
Active Aqua Grow Flow 3/4" Tee Hardware Kit, pack of 6
In Stock: 255
$13.09 $15.58 -16%
Raindrip Vinyl Tubing | Black - 1/4in Diam x 100ft - Coiled Vinyl
In Stock: 28
$12.99 $19.99 -35%
EcoPlus Large Pump Filter Bag - 10in x 12.5in - for EcoPlus Pumps
In Stock: 223
$12.95 $16.29 -21%
Amiad Ball Valve Shut Off | .75in - Blue
In Stock: 319
$12.88
Active Aqua Rubber Grommet, 3/4", pack of 25
In Stock: 2853
$12.88 $18.38 -30%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 280
$12.64 $15.79 -20%
Raindrip Hole Punch - Professional | Bulk
Out of stock
$12.63 $19.99 -37%
SUNPACK Tri-Meter Moisture, Light & pH | Measures Moisture, Light & pH
In Stock: 40
$12.60 $16.99 -26%
GroStar EC Calibration Kit (2.77 EC, 8 oz. each)
In Stock: 118
$12.59 $14.99 -16%
Active Aqua 8-Outlet Metal Air Manifold
In Stock: 330
$12.59 $14.99 -16%
Raindrip 4" Support Stakes, pack of 100
In Stock: 118
$12.57 $14.97 -16%
EcoPlus Water Chiller Fitting Kit - 3/4in - For 1/2 HP EcoPlus Chiller
In Stock: 12
$12.45 $17.75 -30%
Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products
In Stock: 199
$12.29 $15.63 -21%
FloraFlex QDPS Multi Flow Bubbler, T, 1"
Out of stock
$12.19 $33.71 -64%
FloraFlex Open Flow Bubbler
In Stock: 246
$11.98 $15.56 -23%
Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products
In Stock: 494
$11.84 $15.63 -24%
Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products
In Stock: 514
$11.84 $15.63 -24%
Active Aqua Grow Flow Elbow Hardware Kit, pack of 6
In Stock: 295
$11.77 $14.03 -16%
Active Aqua Grow Flow Tee Hardware Kit, pack of 6
In Stock: 294
$11.77 $14.03 -16%
General Hydroponics pH Down Liquid - 32oz
In Stock: 4024
$11.61 $15.68 -26%
General Hydroponics pH Up Liquid - 32oz
In Stock: 2576
$11.61 $15.68 -26%
Active Aqua Chiller 1" Fitting Kit for AACH50 & AACH50HP
In Stock: 13
$11.45 $13.64 -16%
Jain Dan Mini Sprinkler | Green Kiwi-Orange with LPD
In Stock: 1759
$11.24
Active Aqua Submersible Pump Filter Bag, 10.5" x 13.125"
In Stock: 1684
$11.09 $13.19 -16%
Raindrip Pipe Thread Pressure Regulator | 3/4 inch/Pressure up to 80 PSI/Preset at 25-30 PSI
In Stock: 30
$11.00 $16.99 -35%
Cutting Edge Solutions pH Down | 32oz Bottle
In Stock: 81
$10.95 $13.99 -22%
Cutting Edge Solutions pH Up | 32oz Bottle
In Stock: 17
$10.95 $13.99 -22%
Raindrip Poly Tubing | 1/2in Diam x 50ft - Coiled
In Stock: 28
$10.93 $16.99 -36%
HydroLogic Stealth-RO Replacement Inlet Fitting - For Stealth-RO Systems
Out of stock
$10.91 $11.36 -4%
Hydrofarm Active Air 3-Way Meter
In Stock: 79
$10.86 $14.99 -28%
General Hydroponics pH Test Indicator - 8oz
In Stock: 575
$10.77 $14.53 -26%
EcoPlus Water Chiller Fitting Kit - 3/4in - For 1/4 HP EcoPlus Chiller
In Stock: 29
$10.58 $15.24 -31%
Lasco Fittings Ball Valve 2621-007 | 4in
Out of stock
$10.58
Raindrip 1/4" Barbed Connector, pack of 50
In Stock: 108
$10.56 $12.56 -16%
Raindrip 1/4" Tubing, 50' Roll
In Stock: 28
$10.36 $12.33 -16%
Active Aqua Rubber Grommet, 1/2", pack of 25
In Stock: 1459
$10.25 $14.64 -30%
Raindrip Poly Tubing | Black - 1/4in Diam x 100ft L
In Stock: 60
$9.91 $15.99 -38%
Active Air 2-Way pH & Moisture Meter | 1ct
In Stock: 37
$9.81 $13.99 -30%
Greengro Biologicals Water Conditioner | 8oz - Liquid Concentrate - Removes, Detoxifies & Neutralizes
In Stock: 140
$9.80 $18.49 -47%
Active Aqua Chiller 1/2" Fitting Kit: for AACH25,AACH25HP, AACH50 & AACH50HP
In Stock: 24
$9.69 $11.54 -16%
Dramm In-Line Hose Filter | With Element - 80 Mesh
In Stock: 4
$9.59
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
In Stock: 103
$9.56
Active Aqua Air Stone, Round, 4" x 1"
In Stock: 216
$9.48 $11.54 -18%
John Guest Quick Connect Inline Shut-Off Valve - 3/8in QC
In Stock: 88
$9.31 $10.95 -15%
Active Aqua Chiller 3/4" Fitting Kit for AACH25, AACH25HP, AACH50 & AACH50HP
In Stock: 20
$9.24 $11.01 -16%
Active Air 3-Way Meter
In Stock: 1344
$9.23 $13.09 -29%
Active Aqua 6-Outlet Metal Air Manifold
In Stock: 129
$9.23 $10.99 -16%
Dramm Twin 235C Shut Off Valve | Twin Cycolac - 10gpm
In Stock: 131
$9.21
Active Aqua Submersible Water Pump, 40 GPH
In Stock: 322
$9.16 $12.46 -26%
Hort2O Digital Hygro-Thermometer | 9.8ft Temperature Sensor - Digital Display - Measures Temperatures 32°F to 122°F - Measures Humidity 20% to 98%
In Stock: 136
$8.85 $19.99 -56%
John Guest Quick Connect Inline Shut-Off Valve - 1/4in QC
In Stock: 87
$8.83 $9.95 -11%
Raindrip 1/4" Barbed Elbow, pack of 50
In Stock: 213
$8.83 $10.51 -16%
EcoPlus Water Chiller Fitting Kit - 1/2in - For 1/10 HP EcoPlus Chiller
In Stock: 59
$8.78 $12.63 -30%
FloraFlex Matrix, 12.5"-14.5", Pack of 12
In Stock: 41
$8.68 $87.99 -90%
Dilution Solutions HM Digital/EC Calibration Solution | 1000 PPM
In Stock: 29
$8.67 $8.95 -3%
Netafim CoolNet Pro Fogger Head Assembly | 8.1gph - 60psi (Opening Pressure 28psi)
In Stock: 339
$8.67 $9.58 -9%
Active Aqua 1" Elbow Connector, pack of 10
In Stock: 121
$8.58 $14.05 -39%
Bloom Brothers Hydro Halo Water Ring 12" w/3 Leg Support
In Stock: 2443
$8.39 $11.99 -30%
Active Aqua Replacement Impeller for AAPW550
In Stock: 2860
$8.39 $9.99 -16%
Active Aqua Replacement Impeller for AAPW800
In Stock: 416
$8.39 $9.99 -16%
Dilution Solutions EC Calibration Solution | 20pc Box
In Stock: 206
$8.37 $24.95 -66%
General Hydroponics pH Down Liquid - 8oz
In Stock: 514
$8.32 $10.59 -21%
General Hydroponics pH Up Liquid - 8oz
In Stock: 434
$8.32 $10.59 -21%
Dramm QAV Plastic Shut-Off Valve | 13gph - Blue
In Stock: 630
$8.26
Lasco Fittings PVC Insert Elbow | 1in
In Stock: 54
$8.13
Active Aqua Submersible Pump Filter Bag, 6.75" x 9.375"
In Stock: 2370
$8.02 $11.36 -29%
Raindrip Dripper | Pressure Compensating Dripper / 0.5gph - 10pk
In Stock: 24
$7.97 $12.09 -34%
Raindrip Dripper | Pressure Compensating Dripper / 2gph - 10pk
In Stock: 40
$7.97 $12.09 -34%
Active Aqua 1" Straight Connector, pack of 10
In Stock: 267
$7.95 $11.36 -30%
Active Aqua Chiller 3/4" Fitting Kit for AACH10
In Stock: 42
$7.92 $9.44 -16%
Active Air 2-Way Moisture/pH Meter
In Stock: 1092
$7.91 $11.84 -33%
General Hydroponics pH Test Kit Indicator - 1oz
In Stock: 1505
$7.85 $10.15 -23%
Raindrip Dripper | In-line Dripper / 0.5gph - 10pk
In Stock: 55
$7.83 $11.89 -34%
Raindrip Dripper | In-line Dripper / 1gph - 10pk
In Stock: 90
$7.83 $11.89 -34%
Dilution Solutions PH Storage Solution | 60cc
Out of stock
$7.71 $7.95 -3%
Active Aqua 1" T Connector, pack of 10
In Stock: 198
$7.59 $12.51 -39%
Botanicare Ebb & Flow Fitting Kit - 6pc - Includes 2 Extensions, 1/2in Barbed Fitting, 3/4in Fitting, and 2 Screens - Black
In Stock: 433
$7.56 $9.35 -19%
Netafim Inline Shut-Off Valve | 3/4in
In Stock: 411
$7.50 $8.17 -8%
Raindrip Full Circle Adjustable Rotary Sprinkler | 5pk
In Stock: 40
$7.28 $11.09 -34%
Active Aqua 3/4" Straight Connector, pack of 10
In Stock: 332
$7.25 $9.02 -20%
Lasco Fittings PVC Insert Tee | .75in
In Stock: 10
$7.20
Lasco Fittings PVC Combination Insert Elbow | .75in
In Stock: 57
$7.14
Raindrip Full Circle Adjustable Rotary Sprinkler with Riser | 2pk
Out of stock
$7.13 $10.89 -35%
HM Digital PH-STOR pH Electrode Storage Solution
In Stock: 118
$7.13 $8.49 -16%
Plastair Wrox Color Change Moisture Indicator | 3pc
Out of stock
$7.07 $7.79 -9%
Active Aqua Chiller 1/2" Fitting Kit for AACH10
In Stock: 442
$7.04 $8.39 -16%
Bloom Brothers Hydro Halo Water Ring 6" w/3 Leg Support
In Stock: 5412
$6.99 $9.99 -30%
John Guest Quick Connect 2-Way Splitter - 3/8in QC
In Stock: 90
$6.82 $7.95 -14%
Netafim Disc Filter Cover O-Ring | 3/4in - 120 Mesh
In Stock: 42
$6.66 $12.90 -48%
Active Aqua 3/4" Elbow Connectors, pack of 10
In Stock: 1359
$6.66 $10.83 -39%
Netafim Meganet Sprinkler Stand | Connects to PE or Oval tube 8mm Barb
In Stock: 325
$6.64 $7.18 -8%
Active Aqua Fill/Drain Combo Kit
In Stock: 494
$6.62 $8.55 -23%
Active Aqua Replacement Diaphragm for AADAP25L, pack of 2
In Stock: 33
$6.59 $9.44 -30%
Lasco Fittings PVC Insert Plug | 2in
Out of stock
$6.58
Leader CRL5 Mesh Sediment Filter | 5in - 20 Micron
In Stock: 456
$6.47 $15.71 -59%
Lasco Fittings PVC Insert Elbow | 2in
Out of stock
$6.38
John Guest Quick Connect 2-Way Splitter - 1/4in QC
In Stock: 70
$6.30 $6.95 -9%
Raindrip Half Circle Micro Spray Jet | 10pk
In Stock: 20
$6.29 $9.59 -34%
Active Aqua 3/4" Stopper, pack of 10
In Stock: 807
$6.24 $8.94 -30%
FloraFlex Matrix, 10.5"-12", Pack of 12
In Stock: 25
$6.22 $58.99 -89%
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