Aquarium Algae Control Blocks


or make 4 interest-free payments of $2.24 AUD fortnightly with Afterpay More info

Calculated at Checkout

Slow release blocks to control most algae in freshwater tanks.


Kills growing algae and slows new algae growth.


One cube treats 20L of water,  6 cubes in a packet.


Blocks will dissolve over 7 - 14 days depending on water conditions.