Water & Aeration
Showing 97 - 120 of 122
Sale-15%
Gro Pro Net Pot
Gro Pro Net Pot
Excellent quality net pots are thicker and more heavy-duty than most on the market. They offer a wider rim for better support. Smaller mesh allows the grower to use virtually all types of grow media.
Excellent quality net pots are thicker and more heavy-duty than most on the market. They offer a wider rim for better support. Smaller mesh allows the grower to use virtually all types of grow media.
$0.26
$0.22
Sale-5%
Active Aqua Tubing Black 3/4" x 100'
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.
$112.31
$107.01
Sale-14%
Active Aqua Tubing Black 3/16" x 100'
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.
$37.99
$32.71
Sale-18%
Active Aqua Tubing Black 1/4" x 100'
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.
$36.99
$30.15
Sale-10%
Active Aqua Tubing Black 1/2" x 100'
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.
$63.99
$57.87
Sale-11%
Hanna Instruments GroLine Waterproof Tester Combo
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester
$225.00
$199.99
Sale-12%
Hanna Instruments GroLine Quick Cal Solution 230 ML
HI5036-023 is a quick calibration solution for use with Hanna's GroLine pH and/or EC/TDS meters. Using the Quick Cal function found in compatible meters allows for a single point calibration for pH and/or conductivity sensors. Each bottle has the lot numb
$16.50
$14.49
Sale-12%
Hanna Instruments Groline Probe Inline
The HI1285-9 inline multiparameter probe measures pH, EC/TDS, and temperature in one convenient, rugged probe. Use with the HI981421 GroLine Monitor to provide around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydr
$290.00
$254.99
Sale-13%
Hanna Instruments GroLine Probe Combo
The HI1285-7 is a 3-in-1 pre-amplified multiparameter probe that measures pH, EC/TDS, and temperature within a single polypropylene body. The pH portion of this probe is constructed with a cloth junction, maintenance-free polymer gel electrolyte, and a lo
$155.00
$134.99
Sale-11%
Hanna Instruments Groline Monitor Inline
The HI981421 GroLine Monitor for Hydroponic Nutrients provides around-the-clock, continuous monitoring of pH, conductivity (EC & TDS), and temperature in hydroponic nutrient solutions. Quick to setup, simple to use, this monitor was designed with Hydropon
$505.00
$449.99
Sale-12%
Hanna Instruments GroLine Cleaning Solution 230 ML
HI7061-023 is the GroLine general purpose cleaning solution that can be used for a variety of applications. Electrodes can become dirty from use and will produce inaccurate results even as they read correctly in a pH buffer. Hanna's cleaning solutions eli
$16.50
$14.49
Sale-15%
Bluelab Bluelab Probe Care Kit pH Kit
Bluelab® Probe Care Kit for Conductivity Probes
$23.32
$19.82
Sale-15%
Bluelab Bluelab Conductivity Care Kit Kit
Bluelab Nutrient Probe Care Kit Conductivity
$30.74
$26.13
Sale-15%
Bluelab Bluelab Meter Guardian
Bluelab® Guardian Monitor
Adjustable brightness display. Large easy-to-read, plant-safe green LED displays.
Adjustable brightness display. Large easy-to-read, plant-safe green LED displays.
$445.20
$378.42
Sale-15%
Bluelab Bluelab Commercial Truncheon
Bluelab Commercial Truncheon® Nutrient Meter
$157.94
$134.25
Showing 97 - 120 of 122