Essentials pH and EC Meter Pen Bundle Nutrient Management Control Hydroponics Choose from:

Choose from:

Output: 56

In case of automatic watering it is important for the substrate to allow the water to infiltrate

The ONA molecules in the ONA liquid will react with any odourous molecules it comes into contact with and render them null and inert

Essentials pH and EC Meter Pen Bundle Nutrient Management Control Hydroponics Choose from:Item Description The ESSENTIALS pH And EC Meter Pen Bundle Nutrient Management The ESSENTIALS pH Meter is truly the most rugged glass type pH tester around. It is water and drop resistant. Even if the tester is accidentally dropped into the water, it will remain afloat. This means you are able to retrieve the meter immediately without damaging the electronics. It is easy to use as you can just dip the sensor into the test solution stir and wait. This