Hy-Gen PH Down

Regular price $13.95
Tax included.
Hy-Gen PH Down

HY-GEN® pH DOWN contains 85% food grade Orthophosphoric acid and will to LOWER the pH when added to your growing system. It’s recommended that you prepare your nutrient solution first and allow it to equilibrate; this can take up to 60 minutes depending on the size of your tank. Always add the required amount of pH DOWN to a small separate container of water and mix well before adding to your nutrient tank.


  • Use pH DOWN every time your pH is too high.
  • Adjust the pH only after tap water or additives are added to your tank.
  • Once adjusted mix well and allow 30-60 minutes before re-testing and adjusting.

    Related Products