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.
Freight - Please select fastway label colour suitable for your area see http://www.fastway.com.au/pricing/quick-quote to find which label applies to you, select sending from sydney in the drop down menue.
Alternatively just give us a call and we can let you know which is suitable. For grey or white label areas please call for a freight quote as there can be cheaper shipping options for these areas.