
Control your PH with this simple PH Up/Down from General Hydroponics. Perfect for those with small setups looking for a simple solution.
Each bottle is 8oz (236ml)
The General Hydroponics PH UP and Down Kit - 8oz is the yin, to your yang. You've found what you're looking for.
Inventory Last Updated: Sep 14, 2025
Inventory Last Updated: Sep 14, 2025