Down lowers pH slowly and safely. Down ensures the change to the aquariums pH occurs gradually in order to limit any sudden acid or alkaline changes which will affect fish. Down should be used in accordance with specific pH requirements of the species of fish in your aquarium. Down will lower pH.

• Down lowers pH slowly and safely

• Down ensures the change to the aquariums pH occurs gradually in order to limit any sudden acid or alkaline changes which will affect fish

• Down should be used in accordance with specific pH requirements of the species of fish in your aquarium