The granular ultra activated Tetratec CF carbon filter medium is designed to be usedwith the tetratec EX600, Ex700, Ex1200 and EX2400 as well as other external filters for aquaria upto 500 litres.

·  The phosphate free and pH Neutral Tetratec CF filter carbon filters harmfull substances e.g. pesticides, medication, residues and other unwanted chemicals out of the water.

·  Reduces unpleasant odours and water discolouration.

·  to keep fully active replace every 2 to 4 weeks.

·  If used to filter out medication residues replace carbon once any colouration is removed.

·  Rinse in luke warm water before use.

·  Position carbon just bellow filter floss/wool.

·  use 1 100g bag in EX600 and EX700 and 2 100g bags in the EX1200 and EX2400 external filter.

·  For use in Freshwater or Marine Aquaria.