Algae Blocks BIOTEC 21g x 4


SKU: WC005 Categories: , Tags: ,


Algae Blocks by Biotec are a slow-release algae killer. Controls hairy algae and green water over 5 to 10 days by disrupting algae photosynthesis. Clears tanks & ponds. Stabilizes tank & pond water.

Directions for use. Place the block in the tank or pond or crush the block to smaller granules & sprinkle them onto hairy algae directly.

Algae Blocks;

  • Clears tanks & ponds
  • 1grm treats 57 litres
  • 4 blocks treats 4788 litres
  • APVMA Australia approved
  • 21 Grams x 4 Blocks


There are no reviews yet.

Be the first to review “Algae Blocks BIOTEC 21g x 4”