Water & Aeration

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

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

HI7004-023 is a high quality pH 4.01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof

PH UP
When Your pH Is Too Low, You Need pH-Up
-- The Highest Concentration in Hydroponics!

PH DOWN
When Your pH Is Too High, You Need pH-Down
-- The Highest Concentration in Hydroponics!

Bluelab Original Truncheon® Nutrient Meter

Bluelab Replacement pH Probe

Bluelab® Probe Care Kit for Conductivity Probes

Bluelab® ppm Pen — Now Bluelab® Conductivity Pen

Bluelab® Combo Meter

Bluelab® Guardian Monitor Connect In-Line

Bluelab Leap pH Probe (Probe Only)

Bluelab® pH Pen
Measures pH and temperature.

Bluelab Commercial Truncheon® Nutrient Meter

Bluelab® 2.77 EC Conductivity Standard Solution

EcoPlus Commercial Air 3 - 35 Watt Single Outlet 1030 GPH

General Hydroponics® pH Down Liquid

Heater tube is fully submersible. Automatic electronic heater. Double heating tube. Very durable and reliable. Easy temperature control. Ideal for saltwater and freshwater. Temp range: 68F (20C) to 93F (34C). One year warranty.

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of your nutrient solution.

Rainmaker® Backpack Sprayer
All-purpose sprayer ideal for herbicides, pesticides, liquid fertilizers and many home applications! Manual pump backpack sprayer is ideal for large jobs.

Octa-Bubbler® is a pressure compensating device with a 1/2 in FPT inlet and 8 swivel port 3/16 in outlets. Constructed using ABS plastic. Built-in back flow prevention engineered for added protection. Octa-Bubblers deliver water to multiple locations.