Emerald Harvest® pH Down Size:Emerald Harvest pH Down 2.5 Gallon All you have to do

All you have to do is place the probes directly into the chamber for direct measurement of nutrient solution

Use pH Up as needed for guaranteed professional results

Carabiner clips provide a secure hold

CO2 system and nighttime gear

This information is then reported to software on your desktop and/or smartphone app

Emerald Harvest® pH Down Size:Emerald Harvest pH Down 2.5 Gallon All you have to doKeep your nutrient solution in the sweet spot with Emerald Harvest pH Down. A pH reading above 6. 5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce the pH of your nutrient solution. Use pH Down as needed for guaranteed professional results.