PLEASE NOTE: Hy-Gen pH DOWN and UP are classed as dangerous goods, and as a result we can only offer Click & Collect or Local Delivery. An alt...

Key Features• Measures pH and temperature• Selectable units for temperature• Backlit LCD display• Double junction probe (not replaceable)• Succes...

Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0 Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electron...

Improve longevity with KCl How to care for your Bluelab pH products Your pH probe is a sensitive glass instrument that ages through everyday use. I...

The World’s favourite conductivity meter. Simply brilliant, brilliantly simple! It is essential when growing with a hydroponic solution to KNOW w...

pH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated ...

pH instruments must be cleaned and calibrated at least monthly to provide you with the most accurate reading. pH measuring equipment is calibrated ...

Easy to use PH test kit to keep your plants at their best and always handy to have as a backup.

PLEASE NOTE: Hy-Gen pH DOWN and UP are classed as dangerous goods, and as a result we can only offer Click & Collect or Local Delivery. An alt...

Professors Organic pH Down is designed to decrease the pH level in your nutrient solution. If the pH is not sitting within acceptable range, you ar...

Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0 Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electron...

The ultimate handy solution for measuring conductivity (EC or ppm) and temperature! The Bluelab Conductivity Pen simply tells you that your pl...

Flairform's PH Down is made from Citric Acid, and allows you to adjust the pH level of your nutrient solution. 

PLEASE NOTE: Hy-Gen pH DOWN and UP are classed as dangerous goods, and as a result we can only offer Click & Collect or Local Delivery. An alte...

A digital hydroponic testing meter for measuring water’s acidity, alkalinity, electrical conductivity (EC), total dissolved solids (TDS), temperatu...

EC Calibration solution used to calibrate your Aquamaster EC Pen!

Buffer CF 2.76 250ml, a great solution for checking the accuracy of your EC Pens!

AZ Waterproof pH pens raise the bar in ease of use, reliability, function and price point. AZ meters provide a big IP65 LCD screen with dual pH and...

Boost accuracy with regular cleaning  How to care for your Bluelab EC products If you want to ensure the ongoing accuracy of your Bluelab conductiv...

The P50 Pro pH Temp meter, designed for various industries, serves as the optimal handheld digital device for assessing the pH and temperature a va...

pH, EC and temp meter P110 Pro The Combo Pen P110 Pro stands as the ultimate digital handheld meter for measuring pH, EC, and temperature of liquid...

Always On. Being There Optional. Monitor your reservoir pH, Conductivity and Temperature with alerts on your phone when using the Wi-Fi capable Blu...

The Bluelab Dosetronic Conductivity Probe is specifically used with Bluelab Pro Controllers. It cannot be used or connected to any other Bluelab ...

This replaceable pH, EC, and temperature electrode is suitable for the P110 Pro combo pen. The electrode is IP67 waterproof when attached onto the ...