AAEFBK3
¾" fill/drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood & drain hydroponic systems via ¾" tubing and a pump.  
$20.29 $24.50 -17%
In Stock: 1
FFLEX411
The FloraFlex® Matrix System is a patent-pending, first-of-its-kind top-feeding wicking system that provides the most even way to deliver water and nutrients to your potted plants. It can be used with pots ranging from 7.5"-18" diameters. You will need a Matrix unit, the same size Matrix Pad...
$20.23 $44.99 -55%
In Stock: 15
HGC741646
Get Pure and Clean Water with Hydro-Logic Stealth RO/Small Boy Green - Coconut Carbon Filter Get rid of harmful chemicals and heavy metals from your water with the Hydro-Logic Stealth RO/Small Boy Green - Coconut Carbon Filter. This carbon block pre-filter is designed to reduce chlorine,...
$20.18 $24.39 -17%
In Stock: 220
SENNPRL203F3F
Senninger Pressure RegulatorFlow Range 0.1 - 8gpm - Preset Operating Pressure 20psi - Max Inlet Pressure 100psi - Inlet 3/4in NPT (F) - Outlet 3/4in NPT (F)Ideal for installations requiring low flows. Low hysteresis and friction loss. Can be installed above or below ground. Large flow path...
$20.13 $20.28 -1%
In Stock: 31
AQS91024
Aquascape Statuary & Fountain Pump90gph Max Flow - 3ft Max Height - 4.3 WattsSubmersible, energy-efficient mag drive water pump with an oil free design, ideal for running smaller decorative fountains. The durable pre-filter cage prevents clogging. Includes a control valve for a customized water...
$19.98 $25.98 -23%
In Stock: 8

Minimum purchase for "Aquascape Statuary & Fountain Pump | 90gph Max Flow - 3ft Max Height - 4.3 Watts" is 6.

AI61170
All-in-one maintanence kit provides everything you need to maintain, clean and store your GroStar pH probe Kit Includes :  3M KCL storage solution (4oz.) Cleaning solution (8oz.) CalPod solution organizer Probe cleaning brush Wash bottle  
$19.86 $23.99 -17%
In Stock: 89
HGC728360
EcoPlus® Eco Air Pumps – The Best Choice for Your Hydroponic System Looking for a high-quality air pump that is eco-friendly and efficient? Look no further than EcoPlus® Eco Air Pumps. Our pumps are designed for use in hydroponic systems and are easy to operate without oil. Made of premium...
Wattage3
$19.35 $22.85 -15%
In Stock: 160
GNXCF2510GB
GrowoniX Eco Green Coconut Carbon Filterfor EX100, EX/GX200, GX300, EX/GX400, and Mini Scrub Systems - 2.5in x 9.75in - 2,500 Gallons of Pure RO Water or 8,000 Gallons of De-Chlorinated WaterGrowoniX Green Coconut Replacement Carbon Filter 2.5in x 9.75in for GX400, GX300, GX200, EX400, EX200,...
$18.96 $23.93 -21%
Out of stock
RDR052010P
Raindrip Poly Tubing1/2in Diam x 100ft - CoiledMain supply line for most drip installations. Can be buried or left out on the surface in any weather. Can be used with Raindrip universal fittings to work with any large diameter tubing.
$18.77 $28.99 -35%
In Stock: 42
HGTB50GF
Use our sturdy black vinyl tubing, which is FDA-approved and BPA-free, for your irrigation systems and tanks, and to complete your own hydroponic systems. The material is easy to cut to size, but will remain strong and reliable. Choose from six different 100-foot sizes, each in a convenient...
$18.56 $23.55 -21%
In Stock: 536
HGTB14
Use our sturdy clear vinyl tubing, which is FDA-approved and BPA-free, for your irrigation systems and tanks, and to complete your own hydroponic systems. The material is easy to cut to size, but will remain strong and reliable. Keep a roll on hand for instant access to repairs. Inside...
$18.52 $23.50 -21%
In Stock: 116
DNR02501
Danner Pondmaster Fountain-Mag Magnetic Drive Water Pump35gph - for smaller Tabletop FountainsDesigned for fountains, statuary, and small ponds with energy-efficient Magnetic Drive Technology. Models 35gph and 65gph are perfect for table top fountains; Models 65gph and 80gph are great for small...
$18.45 $29.99 -38%
In Stock: 23
HGC728300
Elevate Your Hydroponic Game with EcoPlus® Fixed Flow Pumps Whether you're growing plants hydroponically or keeping an aquarium, the EcoPlus® Fixed Flow Rate Submersible or Inline Pumps are perfect for you. With their magnetic drive construction, you're guaranteed a high-quality and...
$18.26 $23.55 -22%
In Stock: 175
OX50020
oxyCERTS are soft, non-toxic EVA foam plant inserts that are perfectly shaped and fitted for your oxyCLONE system. With their “no-pinch” design, they hold delicate clones firmly yet gently throughout the entire propagation process. They are fungus- and bacteria-resistant, chemical- and...
$18.24 $22.04 -17%
In Stock: 2591
HGPC8025B
Ideal for light soil (sandy). For landscape and container plants. Maintains a constant flow rate even on hillsides or long circuits.
$18.19 $21.97 -17%
In Stock: 231
AAEFBK2
½" fill/drain fitting. This is the fitting that is commonly used to transfer nutrient solution between the flood table and the reservoir in flood & drain hydroponic systems via ½" tubing and a pump.  
$18.05 $21.83 -17%
In Stock: 689
GGP45405
OASE Vinyl Tubing1/2in Diam x 20ft LOASE Vinyl Tubing is flexible yet strong enough to last for years to come. This tubing comes in black which is designed to inhibit the growth of algae and it blends well into most surroundings. All Pond Boss tubing is completely non-toxic and safe for fish and...
$17.94 $25.99 -31%
Out of stock

Minimum purchase for "OASE Vinyl Tubing | 1/2in Diam x 20ft L" is 4.

BLBCAREKITCON
Bluelab Probe Care Kitfor Bluelab Conductivity ProbesWith Bluelab's conductivity probe cleaning kit, you will be maximizing your conductivity probe's longevity and accuracy. The conductivity care kit comes with a cleaning instrument, probe care instructions, one plastic cup, conductivity probe...
$17.91 $24.83 -28%
In Stock: 9
GGP45394
OASE Pump Shield15in L x 15in WThe OASE Pump Shield saves you time and money as it reduces maintenance and prolongs the life of your pump. Its industrial grade mesh material with its tight drawstring closure creates a barrier blocking debris from entering and clogging your pump. This mesh pump...
$17.75 $24.99 -29%
In Stock: 8

Minimum purchase for "OASE Pump Shield | 15in L x 15in W" is 4.

RDRR558D
Raindrip Fix It Kit1/4 inchIncludes drippers, fittings, stakes and other necessary components to fix or repair a drip system. Convenient case keeps parts separated.
$17.42 $26.99 -35%
Out of stock
ECLDECHL32
MICROBE-LIFT Super Dechlorinator Plus32ozWill remove and neutralize chlorine, destroy chloramines, detoxify heavy metals (e.g., copper), adds a multipart skin slime replacer, adds essential electrolytes and alkalinity (acid-neutralizing capacity) boosters.
$17.32 $31.99 -46%
In Stock: 84

Minimum purchase for "MICROBE-LIFT Super Dechlorinator Plus | 32oz" is 12.

RDRR605DT
Raindrip Y Filter3/4 inch/Handles up to 720 GPHFilters particulates out of drip system using 150 mesh nylon filter. Includes hose/pipe thread swivel coupling.
$17.25 $26.99 -36%
In Stock: 9
CCG5128
Central Coast Garden pH Up Solution1gal - 35% Potassium HydroxidepH Up is the most concentrated pH adjuster there is on the market. Perfect for commercial reservoirs. Maximum strength pH Up consists of a 35% concentrated potassium hydroxide solution that quickly raises pH levels with its gentle,...
$17.00 $49.95 -66%
In Stock: 17

Minimum purchase for "Central Coast Garden pH Up Solution | 1gal - 35% Potassium Hydroxide" is 4.

HGC728711
Suitable for use with reservoirs, hydroponic systems and aquariums. Features a commercial-grade titanium heat exchanger for optimum performance and corrosion resistance. High-quality Japanese compressor is extremely efficient and reliable. Heavy-duty galvanized steel housing with a durable...
$16.88 $21.53 -22%
In Stock: 99
DSPG100PSI
Dilution Solutions - Pressure Gauge PART #: PG100-SS 3/4” Stainless Steel Gauge Bottom mount only 1/4” brass threads 0-100 psi 2” face. Reduces the risk of rust in wet/damp installations and extends the life of the component.
$16.88
In Stock: 17
FFLEX129
The FloraFlex TM Tubing is a flexible premium vinyl, food grade hose. At 1/4" OD, our Tubing fits perfectly with ALL FloraFlex TM tools. Color coordinate and automate!  Features 100 feet in length 1/4 inch OD 3/16 inch ID Flexible premium vinyl FloraFlex TM Green...
$16.84 $21.59 -22%
In Stock: 192
HGC741658
Hydro-Logic Tall Boy Sediment Filter - Poly Spun Looking for a pre-filter that can help you reduce silt, rust, dirt, sand and sediment? Look no further than Hydro-Logic Tall Boy Sediment Filter - Poly Spun. Keep your water clean and clear Hydro-Logic Tall Boy Sediment Filter - Poly Spun...
$16.81 $20.31 -17%
In Stock: 69
HGC722080
General Hydroponics pH Control Kit: The Ultimate Solution for pH Balancing If you're a hydroponic gardener looking for a simple and effective way to maintain the proper pH level in your nutrient solution, General Hydroponics pH Control Kit is the answer. This kit contains pH UP, pH DOWN, and...
$16.62 $22.75 -27%
In Stock: 3079

Minimum purchase for "General Hydroponics pH Control Kit - 4pc - 8oz pH UP, 8oz pH DOWN, 1oz Indicator, & Vial" is 12.

DRM1014700
Dramm One Touch Valve8gpmFingertip water control. Zinc die-cast body & nylon valve components for long life. Flow can be adjusted from off to full flow with thumb-tip precision. Flow rate 8gpm at 40 PSI.
$16.56 $16.69 -1%
In Stock: 424
LGP0550
It is widely accepted that talking to your plants is great for their health. If they could speak to you, what would they say? Probably that they're being over-watered. Meet your garden's wants and needs with the Save A Drop Meter. Over-hydrating plants and shrubs can diminish plant health....
$16.52 $19.95 -17%
In Stock: 4063
AAPWIMP1000
Replacement impeller for the Active Aqua AAPW1000 1000 GPH pump.
$16.44 $19.85 -17%
In Stock: 656
$16.15 $16.27 -1%
Out of stock
AAPW160
Choose a pump that was built to go below the waterline! Active Aqua's entire collection of pumps complete any grow setup. You can't beat the submersible line, as it is built for hydroponic systems. All of Active Aqua's submersible pumps include multiple hose fittings so you get an exact...
$16.04 $22.10 -27%
In Stock: 697
NET31000-001000
Netafim Pressure Regulator3/4in - 15psi - Low Flow .25-4.5gpmPressure Regulators are manufactured with non-corrosive, high quality plastic and brass, that withstands all fertilizers and chemicals in common use providing years of trouble-free operation. The one-piece sealed regulating unit -...
$16.02 $20.80 -23%
In Stock: 1
NET31000-001200
Netafim Pressure Regulator3/4in - 35psi - Low Flow .25-4.5gpmPressure Regulators are manufactured with non-corrosive, high quality plastic and brass, that withstands all fertilizers and chemicals in common use providing years of trouble-free operation. The one-piece sealed regulating unit -...
$16.02 $20.80 -23%
In Stock: 21
AQS91023
Aquascape Statuary & Fountain Pump70gph Max Flow - 2ft Max Height - 3 WattsSubmersible, energy-efficient mag drive water pump with an oil free design, ideal for running smaller decorative fountains. The durable pre-filter cage prevents clogging. Includes a control valve for a customized water...
$15.99 $20.98 -24%
In Stock: 24

Minimum purchase for "Aquascape Statuary & Fountain Pump | 70gph Max Flow - 2ftft Max Height - 3 Watts" is 6.

HGC704553
*Minimum order required - Call for details* Alchemist® H2O2 Liquid Oxygen 34% High Concentration of Hydrogen Peroxide Alchemist™ Liquid Oxygen H2O2 is composed of 34% hydrogen peroxide, making it a highly concentrated solution that packs a powerful punch. Versatile Use This...
$15.80
In Stock: 1440

Minimum purchase for "Alchemist H2O2 Liquid Oxygen 34% (1 Quart)" is 24.

AI61113
GroStar by Apera pH calibration kit (pH 4/7, 8 oz. each) Kit includes:  (1) 8 oz. pH 4.0 calibration solution (1) 8 oz. pH 7.0 calibration solution  pH measuring equipment must be cleaned and calibrated regularly to ensure accurate readings. High accuracy (0. 01 pH):...
$15.72 $18.99 -17%
In Stock: 47
HGC728784
Use the HydroLogic Reverse Osmosis (RO) Water Filter ¼" OD (outer diameter) Black or Blue Tubing for micRO-75, Stealth-RO, or smallBoy® to customize your indoor hydroponic garden. Use the HydroLogic Reverse Osmosis (RO) Water Filter ?" OD (outer diameter) Black or Blue Tubing for Evolution-RO or...
$15.68 $18.95 -17%
In Stock: 138
HGC728782
Use the HydroLogic Reverse Osmosis (RO) Water Filter ¼" OD (outer diameter) Black or Blue Tubing for micRO-75, Stealth-RO, or smallBoy® to customize your indoor hydroponic garden. Use the HydroLogic Reverse Osmosis (RO) Water Filter ?" OD (outer diameter) Black or Blue Tubing for Evolution-RO or...
$15.68 $18.95 -17%
In Stock: 53
AACHF6
Active Aqua water chillers are ideal to keep the hydroponic solution in your reservoir at the perfect temperature. With their microcomputer control system, LCD display, large refrigeration capacity, and temperature memory system, they take much of the indoor growroom work off your hands. Keep...
$15.64 $18.89 -17%
In Stock: 18
HG307050B
1/4" Barbed Tee
$15.58 $18.82 -17%
In Stock: 71
HG381050B
Heavy duty plastic stakes used to hold 1/4" tubing in place.
$15.46 $18.67 -17%
In Stock: 37
BLBSTSOL120BL
Bluelab Conductivity Standard Solution120ml - 2.77ECBluelab conductivity standard solutions are essential for use with all Bluelab products. Bluelab Solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your products last longer and...
$15.41 $21.37 -28%
In Stock: 188

Minimum purchase for "Bluelab Conductivity Standard Solution | 120ml - 2.77EC" is 6.

LUS1845
Luster Leaf Rapitest Digital Soil pH MeterResults From 3.5 - 9.0Provides an easy to read, instant result, digital read-out. It measures and displays the acidity/alkalinity of garden and container soil. Batteries are required and included.
$15.41 $21.29 -28%
In Stock: 492

Minimum purchase for "Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0" is 12.

CCG3032
Central Coast Garden pH Down Solution32oz - Concentrate - 75% Phosphoric AcidPerfect for commercial reservoirs. The maximum strength pH Down consists of a 75% concentrated Phosphoric Acid solution that quickly lowers pH levels with a gentle, but very strong formula. pH levels outside recommended...
$15.21 $19.95 -24%
Out of stock

Minimum purchase for "Central Coast Garden pH Down Solution | 32oz - Concentrate - 75% Phosphoric Acid" is 12.

CCG5032
Central Coast Garden pH Up Solution32oz - 35% Potassium HydroxidepH Up is the most concentrated pH adjuster there is on the market. Perfect for commercial reservoirs. Maximum strength pH Up consists of a 35% concentrated potassium hydroxide solution that quickly raises pH levels with its gentle,...
$15.21 $19.95 -24%
Out of stock

Minimum purchase for "Central Coast Garden pH Up Solution | 32oz - 35% Potassium Hydroxide" is 12.

ML21399
Microbe Life Hydroponics pH UP is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance. • Safely raises pH levels • Combines 2 pH adjusters for buffered effectiveness • Contains 3...
$14.96 $19.99 -25%
In Stock: 67
ML21403
Microbe Life Hydroponics pH DOWN is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance. • Safely lowers pH levels • Combines 2 pH adjusters for buffered effectiveness • Contains 3...
$14.96 $19.99 -25%
In Stock: 80
AAPADIV12
Distribute the output of your air pump precisely with this individually controllable 12-outlet air manifold. Outlets can be individually opened or shut for total aeration control. Constructed from a high-quality blend of copper and stainless steel. Double-barbed ends for tight seal with tubing....
$14.89 $17.99 -17%
In Stock: 632
AS6
Active Aqua air stones are an ideal way to add oxygen to your hydroponic growing system. The micropore design energizes the growing solution as it aerates and circulates nutrients. Air stones will extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth....
$14.71 $18.15 -19%
In Stock: 237
LDRLP030001
Leader FA5 Clear Filter Housing5in - Transparent - 1in Female ThreadThe Leader Clear Housing for Filter is a transparent container which allows the user to check the filter clogging level and, when necessary, replace the cartridge or clean it. 1 inch female-thread couplings with brass inserts...
$14.49 $38.57 -62%
In Stock: 146
DOSM8012025V
Hydro Systems original components are high-quality parts designed to support the performance and longevity of your existing Hydro Systems equipment. Whether you need parts for repairs, system expansions, or routine maintenance, these genuine components ensure compatibility and optimal...
$14.35 $14.46 -1%
Out of stock
FFLEX425
The Matrix Pad is a lightweight non-woven capillary mat placed between the Matrix and the medium. Traditionally capillary pads are placed underneath plants, however FloraFlex has designed the Matrix Pad to absorb water and wick to the top of the medium, delivering water and nutrients evenly....
$13.95 $26.99 -48%
Out of stock
RDRPC4025B
Raindrip Dripper1 GPH/Pressure CompensatingCan be used in-line or on-line with a 1/4 inch tubing or all sizes of poly tubing. Maintains a constant flow rate.
$13.68 $21.99 -38%
In Stock: 100
GNXSF4510SP
GrowoniX Spun Sediment Filterfor EX/GX600, EX/GX1000, Lil Boss, and Lil Boss Deluxe - 4.5in x 9.75in - SpunGrowoniX Spun Sediment Replacement Filter 4.5in x 9.75in for GX1000, GX600, EX1000, EX600, Lil Boss Deluxe, Lil Boss
$13.57 $19.98 -32%
Out of stock
HG13800UB
Raindrip Hydro-Port® Adjustable Eight-Outlet Bubbler , up to 30 GPH Per Outlet, 1/2 in. FPT Inlet Turn an underground sprinkler system into a low-flow drip system that waters eight individual plants with the Hydro-Port® Adjustable Eight Outlet Bubbler. The emitter has a 1/2 in. FPT inlet which...
$13.48 $16.28 -17%
In Stock: 11
HGC728885
Keep Your Water Pure with Hydro-Logic Small Boy Sediment Filter - Poly Spun Looking for an effective and reliable way to remove impurities from your water? Check out Hydro-Logic Small Boy Sediment Filter - Poly Spun. This powerful pre-filter is designed to reduce silt, rust, dirt, sand, and...
$13.41 $16.24 -17%
In Stock: 523
FFLEX159
MULTI FLOW BUBBLER: An 8-outlet manifold that delivers water and nutrients to your plants at the pressure of your choice. This manifold easily connects to your valve with the Quick Disconnect tool. Available with or without Flow Inserts. The Open Flow Bubbler has no pressure regulation. The...
$13.39 $17.64 -24%
In Stock: 263
MIMA9004
Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the...
$13.24 $13.90 -5%
In Stock: 93
MIMA9007
Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the...
$13.24 $13.90 -5%
In Stock: 269
GNXCF2510CC
GrowoniX Eco White Coconut Carbon Filterfor EX100, EX/GX200, GX300, EX/GX400, and Mini Scrub Systems - 2.5in x 9.75in - 2,500 Gallons of Pure RO Water or 8,000 Gallons of De-Chlorinated WaterGrowoniX White Coconut Replacement Carbon Filter 2.5in x 9.75in for GX400, GX300, GX200, EX400, EX200,...
$13.11 $19.23 -32%
Out of stock
HGC728365
EcoPlus® Eco Air Pumps – The Best Choice for Your Hydroponic System Looking for a high-quality air pump that is eco-friendly and efficient? Look no further than EcoPlus® Eco Air Pumps. Our pumps are designed for use in hydroponic systems and are easy to operate without oil. Made of premium...
Wattage2
$13.04 $15.36 -15%
In Stock: 66
AAPA3.2L
This air pump with 1 outlet is super silent with multi-level muffler, low power consumption. Special artificial rubber to keep a steady air flow output and pressure that can be adjusted freely. Low power consumption. 1-Year warranty. 2W, 3.2 liters per minute, 120V. 50 GPH, maximum amperage...
$13.00 $15.73 -17%
In Stock: 608
GFEH1
Active Aqua Grow Flow Elbow Hardware Kit, pack of 6 6 - 3/4" Elbows w/Screen 6 - Mounting Nuts 12 - Washers  
$12.90 $15.58 -17%
In Stock: 83
GFTH1
Active Aqua Grow Flow Tee Hardware Kit, pack of 6 6 - 3/4" Tees 12 - Washers 6 - 3/4" Mounting Nuts w/Screen  
$12.90 $15.58 -17%
In Stock: 259
RDR016010VT
Raindrip Vinyl TubingBlack - 1/4in Diam x 100ft - Coiled VinylThis black vinyl tubing is designed to be a supply line and feeder line to any low flow and drip watering device. Tubing can be buried or left out on the surface in any weather.
$12.81 $19.99 -36%
In Stock: 28

Minimum purchase for "Raindrip Vinyl Tubing | Black - 1/4in Diam x 100ft - Coiled Vinyl" is 10.

HGC728190
A submersible pump is inserted into this filter bag to prevent sediment from clogging it. Use of the filter bag will prolong the life and reduce cleaning/maintenance of the pump. A must have for every pump! Small Filter Bag works with the following pumps: Eco 66, Eco 100 and Eco 132. Large Filter...
$12.76 $16.29 -22%
In Stock: 223
HGGR75
Rubber grommet will provide a watertight seal in DIY systems and can replace worn, older grommets. For use with 3/4" connectors. Pack of 25.
$12.70 $18.38 -31%
In Stock: 2853
DOSM8010016P
Hydro Systems Inlet/Outlet Gasket#010016S - Santoprene (TPV)Hydro Systems original components are quality parts for repairs, expansions, and for regular maintenance of your Hydro Systems products.
$12.56 $12.65 -1%
Out of stock
SPPSP80002
SUNPACK 2-Function Plant Sensor Meter2-Function - Measures Soil Moisture & pHEasily test your garden's condition with the SUNPACK 2-Function Plant Sensor Meter. The meter measures soil moisture as well as soil pH to ensure your gardening success.
$12.46 $15.79 -21%
In Stock: 30

Minimum purchase for "SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH" is 10.

RDR63100UB
Raindrip Hole Punch - ProfessionalBulkDesigned for comfortable use. Punch holes in 1/2in, 5/8in or .710in hose to insert PC drippers or 1/4in fittings.
$12.45 $19.99 -38%
Out of stock

Minimum purchase for "Raindrip Hole Punch - Professional | Bulk" is 10.

SPPSP80003
SUNPACK Tri-Meter Moisture, Light & pHMeasures Moisture, Light & pHEasily test your garden's condition with the SUNPACK 3-Function Plant Sensor Meter. The meter measures soil moisture, soil pH, and light intensity to ensure your gardening success.
$12.42 $16.99 -27%
In Stock: 40

Minimum purchase for "SUNPACK Tri-Meter Moisture, Light & pH | Measures Moisture, Light & pH" is 10.

AI71117
GroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each) • 2.77 EC conductivity standard calibration solution • Used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe • Calibration Solution should be stored in a cool place out of direct...
$12.41 $14.99 -17%
In Stock: 120
AAPADIV8
Distribute the output of your air pump precisely with this individually controllable 8-outlet air manifold. Outlets can be individually opened or shut for total aeration control. Constructed from a high-quality blend of copper and stainless steel. Double-barbed ends for tight seal with tubing....
$12.41 $14.99 -17%
In Stock: 330
FFLEX161
QUICK DISCONNECT PIPE SYSTEM: an eight outlet manifold that delivers water and nutrients to your plants at the pressure of your choice. The FloraFlex™ manifold system takes seconds to put together and/or take apart, none of our parts need glue or threading during assembly. This assembled...
$12.39 $32.16 -61%
In Stock: 30
HG380100
4" Support Stakes for 1/4" tubing. Use to hold tubing with drippers in position next to the plants to be watered.  
$12.39 $14.97 -17%
In Stock: 118
AAPB10
Enclose your submersible pump in this fine mesh, zippered filter bag to prevent pump clogging. Filters all forms of biological and nutrient sediments common to hydroponic reservoirs. Increases pump life while reducing cleaning maintenance. Fits most pump sizes up to 1000 GPH. Ideal for flood &...
$12.35 $13.19 -6%
In Stock: 1688
AMIAD8-1000-0101
Amiad Ball Valve Shut Off.75in - BlueControls water flow in the irrigation system. Can be used in a variety of systems.
$12.33 $12.42 -1%
In Stock: 319
HGC728703
Fight warm water problems with an EcoPlus® Water Chiller! Digital control system for accurate, stable water temperature that helps to keep your reservoir cool. Environmentally safe, freon-free R134a refrigeration system that has high energy efficiency. Will chill the water from 37° to 90°....
$12.27 $17.75 -31%
In Stock: 12
FFLEX417
The FloraFlex® Matrix System is a patent-pending, first-of-its-kind top-feeding wicking system that provides the most even way to deliver water and nutrients to your potted plants. It can be used with pots ranging from 7.5"-18" diameters. You will need a Matrix unit, the same size Matrix Pad...
$12.14 $120.99 -90%
In Stock: 29
FFLEX175
QUICK DISCONNECT PIPE SYSTEM: an eight outlet manifold that delivers water and nutrients to your plants at the pressure of your choice. The FloraFlex™ manifold system takes seconds to put together and/or take apart, none of our parts need glue or threading during assembly. This assembled...
$12.02 $33.71 -64%
Out of stock
FFLEX157
OPEN/MULTI FLOW BUBBLER: An 8 outlet manifold that delivers water and nutrients to your plants at the pressure of your choice. This manifold easily connects to your valve with the Quick Disconnect tool. Available with or without Flow Inserts. The Open Flow Bubbler has no pressure regulation....
$11.81 $15.56 -24%
In Stock: 246
GFEH
Active Aqua Grow Flow Elbow Hardware Kit, pack of 6 6 - 1/2" Elbows 6 - Mounting nuts 6 - 1/2" Drain screens 12 - Washers  
$11.61 $14.03 -17%
In Stock: 317
GFTH
Hydrofarm's Grow Flow Tee Hardware Kit, pack of 6 6 - 1/2" Tees 6 - 1/2" Drain tees 12 - Washers 6 - 1/2" Mounting nuts  
$11.61 $14.03 -17%
In Stock: 305
GNXVABV38
GrowoniX Replacement Ball Valve3/8in3/8in Replacement Ball Valve for GrowoniX Systems.
$11.46 $12.15 -6%
Out of stock
HGC722120
Keep Your Hydroponic Plants Healthy with General Hydroponics pH Down Liquid General Hydroponics pH Down Liquid is an acid formulation that uses phosphoric acid to lower the pH level of your nutrient solution to the proper level. By maintaining the ideal pH level for your plants, you can...
$11.44 $15.68 -27%
In Stock: 4045
HGC722090
Achieve Optimal pH Levels for Your Hydroponic Plants with General Hydroponics® pH Up Liquid General Hydroponics® pH Up Liquid is a base solution that is specially formulated using potassium hydroxide and potassium carbonate. It is designed to help you achieve optimal pH levels for your...
$11.44 $15.68 -27%
In Stock: 2589
AACHF5
Active Aqua water chillers are ideal to keep the hydroponic solution in your reservoir at the perfect temperature. With their microcomputer control system, LCD display, large refrigeration capacity, and temperature memory system, they take much of the indoor growroom work off your hands. Keep...
$11.29 $13.64 -17%
In Stock: 13
BLBEC277250BL
Bluelab Conductivity Standard Solution250ml - 2.77 EC - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are...
$11.27 $15.63 -28%
In Stock: 80

Minimum purchase for "Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products" is 6.

BLBPH4250BL
Bluelab pH 4.0 Calibration Solution250ml - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...
$11.27 $15.63 -28%
In Stock: 500

Minimum purchase for "Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products" is 6.

BLBPH7250BL
Bluelab pH 7.0 Calibration Solutions250ml - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...
$11.27 $15.63 -28%
In Stock: 520

Minimum purchase for "Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products" is 6.

RDRR465CT
Raindrip Pipe Thread Pressure Regulator3/4 inch/Pressure up to 80 PSI/Preset at 25-30 PSI3/4 inch pipe thread inlet x 3/4 inch pipe thread outlet.
$10.85 $16.99 -36%
In Stock: 30

Minimum purchase for "Raindrip Pipe Thread Pressure Regulator | 3/4 inch/Pressure up to 80 PSI/Preset at 25-30 PSI" is 10.

RDR052005P
Raindrip Poly Tubing1/2in Diam x 50ft - CoiledMain supply line for most drip installations. Can be buried or left out on the surface in any weather. Can be used with Raindrip universal fittings to work with any large diameter tubing.
$10.78 $16.99 -37%
In Stock: 28
GNXVABV14
GrowoniX Replacement Ball Valve1/4in1/4in Replacement Ball Valve for GrowoniX Systems.
$10.76 $11.41 -6%
Out of stock
JAIN16159500
Jain Dan Mini SprinklerGreen Kiwi-Orange with LPDManufactured from good quality virgin raw material, easy to install, reliable performance, interchange ability of nozzle and good application efficiency. Includes LPD (leak prevention device).
$10.76 $10.84 -1%
In Stock: 1759
HGC722140
General Hydroponics® pH Test Kit - The Easy and Reliable Solution for Precise pH Testing If you're a hydroponic grower, pH testing is crucial to ensure the health and success of your crops. The General Hydroponics pH Test Kit is an easy and reliable solution for precise pH testing that many...
$10.61 $14.53 -27%
In Stock: 575

Minimum purchase for "General Hydroponics pH Test Indicator - 8oz" is 12.

RPP461008
The HydroLogic® Stealth-RO™ Inlet Fitting is specifically crafted for use with Stealth-RO™ Systems, ensuring seamless compatibility and reliable performance. This inlet fitting serves as a vital component in the water filtration process, facilitating the intake of water into the...
$10.44 $11.36 -8%
Out of stock

Minimum purchase for "HydroLogic Stealth-RO Replacement Inlet Fitting - For Stealth-RO Systems" is 10.

HGC728701
The EcoPlus Chillers are suitable for use in reservoirs, hydroponic systems and fresh or saltwater aquariums. Each chiller provides a high-performance titanium heat exchanger for optimum performance and corrosion resistance. High-quality made compressor is extremely efficient and reliable. The...
$10.43 $15.24 -32%
In Stock: 29
HG312050B
1/4" Barbed Connector
$10.41 $12.56 -17%
In Stock: 108
GNXSF2510SP
GrowoniX Micron Spun Sediment Filterfor EX100, EX/GX200, GX300, EX/GX400, and Mini Scrub Systems - 2.5in x 9.75in - Micron SpunGrowoniX 1 Micron Spun Sediment Replacement Filter 2.5in x 9.75in for GX400, GX300, GX200, EX400-T, EX400, EX200, EX100, Mini Scrub
$10.36 $15.28 -32%
Out of stock
HYFMGMLP1
Hydrofarm Activeair 3 Way Moisture, Light and pH Meter is durable, easy to read, suitable for indoor or outdoor use, and no batteries required.
$10.29 $14.99 -31%
In Stock: 79
HGR250DT
  Premium Grade Drip Watering Tubing Flexible in cool temperatures Strong in the hot sun Can be left out year round, buried, on the surface in any weather. No cracking or UV deterioration  
$10.21 $12.33 -17%
In Stock: 32
LFI2621-007
Lasco Fittings Ball Valve 2621-0074in
$10.13 $10.21 -1%
Out of stock
HGGR50
Rubber grommet will provide a watertight seal in DIY systems and can replace worn, older grommets. For use with 1/2" connectors. Pack of 25.  
$10.10 $14.64 -31%
In Stock: 1461
CESCES3601
Cutting Edge Solutions pH Down32oz BottlePrecision buffering for pH adjustment. pH Down is an acidic liquid which lowers water and nutrient solution pH.
$10.03 $13.99 -28%
In Stock: 82
CESCES3701
Cutting Edge Solutions pH Up32oz BottlePrecision buffering for pH adjustment. pH Up is an alkaline liquid which raises water and nutrient solution pH.
$10.03 $13.99 -28%
In Stock: 17
RDR016010T
Raindrip Poly TubingBlack - 1/4in Diam x 100ft LUse as supply line and feeder line to any low flow and drip watering device. Can be buried or left out on the surface in any weather.
$9.77 $15.99 -39%
In Stock: 60
GGBWC4008
Greengro Biologicals Water Conditioner8oz - Liquid Concentrate - Removes, Detoxifies & NeutralizesGreengro's Water Conditioner greatly improves the condition of your water. Because many cities treat their tap water, you may not be aware of all of the contaminants you are introducing to your crop....
$9.66 $18.49 -48%
In Stock: 140

Minimum purchase for "Greengro Biologicals Water Conditioner | 8oz - Liquid Concentrate - Removes, Detoxifies & Neutralizes" is 10.

AACHF3
Active Aqua water chillers are ideal to keep the hydroponic solution in your reservoir at the perfect temperature. With their microcomputer control system, LCD display, large refrigeration capacity, and temperature memory system, they take much of the indoor growroom work off your hands. Keep...
$9.55 $11.54 -17%
In Stock: 24
AAPW40
Submersible pumps designed specifically for hydroponic systems. Models AAPW250-AAPW1000 are inline capable Powerful mag drive construction Indoor use Oil free and environmentally safe BPA free—safe for aquaponic use One year warranty 6' power cord Has 5/16"...
$9.45 $12.46 -24%
In Stock: 328
AS4RD
Active Aqua air stones are an ideal way to add oxygen to your hydroponic growing system. The micropore design energizes the growing solution as it aerates and circulates nutrients. Air stones will extend the life of your nutrient solution, help keep roots healthy, and promote exceptional growth....
$9.34 $11.54 -19%
In Stock: 376
HYFMGMP1
Active Air 2-Way pH & Moisture Meter1ctMoisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable, easy-to-read tester is suitable for indoors or out and needs no batteries to operate.
$9.30 $13.99 -34%
In Stock: 37
HGC728009
Take Control of Your Hydroponic Garden with the John Guest 3/8 in QC Inline Shut-Off Valve Experience unparalleled control and customization in your indoor hydroponic garden water purification system with the John Guest 3/8 in Quick Connect (QC) Ball Valve Inline Shut-Off. This innovative...
Manufacturer's Warranty1 Year
$9.18 $10.95 -16%
In Stock: 88

Minimum purchase for "John Guest Quick Connect Inline Shut-Off Valve - 3/8in QC" is 10.

AACHF4
Active Aqua water chillers are ideal to keep the hydroponic solution in your reservoir at the perfect temperature. With their microcomputer control system, LCD display, large refrigeration capacity, and temperature memory system, they take much of the indoor growroom work off your hands. Keep...
$9.11 $11.01 -17%
In Stock: 30
AAPADIV6
Distribute the output of your air pump precisely with this individually controllable 6-outlet air manifold. Outlets can be individually opened or shut for total aeration control. Constructed from a high-quality blend of copper and stainless steel. Double-barbed ends for tight seal with tubing....
$9.09 $10.99 -17%
In Stock: 129
NET63100-058397
Netafim CoolNet Pro Fogger Head Assembly8.1gph - 60psi (Opening Pressure 28psi)The CoolNet Pro Fogger Head Assembly is an inverted fogger including a check valve with a 28 PSI opening pressure. The CoolNet Pro fogger is the best nozzle for propagation. It creates a zone of saturated humidity and...
$8.86 $9.58 -8%
In Stock: 339
HTDHT388
Hort2O Digital Hygro-Thermometer9.8ft Temperature Sensor - Digital Display - Measures Temperatures 32 degreesF to 122 degreesF - Measures Humidity 20% to 98%The Hort2O Digital Hygro-Thermometers accurately measure temperatures from 32? to 122? while also monitoring humidity from 20% - 98%....
$8.72 $19.99 -56%
In Stock: 136
HG314050B
1/4" Barbed Elbow
$8.71 $10.51 -17%
In Stock: 213
HGC728697
The EcoPlus Chillers are suitable for use in reservoirs, hydroponic systems and fresh or saltwater aquariums. Each chiller provides a high-performance titanium heat exchanger for optimum performance and corrosion resistance. High-quality compressor is extremely efficient and reliable. The micro...
$8.65 $12.63 -32%
In Stock: 59
AAT100
10 pieces per pack
$8.64 $12.51 -31%
In Stock: 208
MGMLP1
Gardeners can conveniently test their moisture, light, and pH levels with the handy Active Air 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist); light readings range from 0 LUX (low light) to 2000 LUX (very strong light); accurate pH readings range between...
$8.62 $13.09 -34%
In Stock: 1397
HGC728004
Fine-Tune Your Indoor Hydroponic Garden with the John Guest 1/4 in QC Inline Shut-Off Valve Take complete control over your indoor hydroponic garden water purification system with the John Guest 1/4 in Quick Connect (QC) Ball Valve Inline Shut-Off. This versatile shut-off valve empowers you...
Manufacturer's Warranty1 Year
$8.58 $9.95 -14%
In Stock: 87

Minimum purchase for "John Guest Quick Connect Inline Shut-Off Valve - 1/4in QC" is 10.

FFLEX415
The FloraFlex® Matrix System is a patent-pending, first-of-its-kind top-feeding wicking system that provides the most even way to deliver water and nutrients to your potted plants. It can be used with pots ranging from 7.5"-18" diameters. You will need a Matrix unit, the same size Matrix Pad...
$8.56 $87.99 -90%
In Stock: 41
AAEL100
10 pieces per pack
$8.46 $14.05 -40%
In Stock: 121
AAPWIMP550
Replacement impeller for the Active Aqua AAPW550 550 GPH pump.
$8.27 $9.99 -17%
In Stock: 2860
AAPWIMP800
Replacement impeller for the Active Aqua AAPW800 800 GPH pump.
$8.27 $9.99 -17%
In Stock: 422
DILCP1000
Dilution Solutions EC Calibration Solution20pc BoxThe EC Calibration Solution works with both ECO and PRO models. Includes individual liquid calibration packets. Ready-to-Use.
$8.25 $24.95 -67%
In Stock: 206
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