- Offers an easy, effective way to control and prevent the growth of algae. Leaves pond water crystal clear. Helps keep pond clear from algae when used regularly.
- For best results, place the block in an area of the pond that is calm.
- Replace when fully dissolved (usually after 30 days).
- Pond block is not recommended for lilies or hyacinths.
- 1 block treats 950 L (approx. 250 gallons) of water.
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