Independent Store Brand Pond and Aquarium Clear Blocks - Green Large 65gm (Treats 1000-3500Lt)

Independent Store Brand Pond and Aquarium Clear Blocks will clear Green Water and Bacterial Algae in approximately 7 Days and depending on water hardness will last 3 to 4 weeks. 

Most aquarium algae consist of bacteria; therefore, this product functions as an antibacterial treatment rather than an herbicide.

This block helps prevent Ammonia spikes and stabilizes aquarium pH by counteracting acidifying pH drops.

This product comes in 4 Sizes –

RED 25gm – 1 Block treats 10-100 Litres
BLUE 25gm – 1 Block Treats 100-800 Litres
GREEN 25gm – 1 Block Treats 500-1500 Litres
LARGE GREEN 65gm – 1 Block Treats 1000-3500 Litres