API Pond-Zyme Sludge Destroyer Pond Sludge Remover, 16-oz bottle
By API
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$24.98 Chewy Price
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$44.98 List Price
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13 Customer Questions
Should we turn off the pond pump to give this product time to sink before the skimmer pulls it in? Ty
Answer by • Mar 30, 2018
The pump should be left on when using this product.
How many gallons does the 16oz bottle treat? Our pond is approximately 650 gallons.
Answer by • Mar 23, 2019
The 8 ounce container treats 8,000 gallons and the 16 ounce container treats 16,000 gallons.
I have two alge eater's will it be ok to use this product in My pound?
Answer by • Jun 18, 2018
This all-natural additive uses specially selected bacterial strains to break down fish waste and dead algae. It is safe for all pond fish, plants and wildlife, when used as directed.
What is the end of season for this product?
Answer by • Aug 15, 2022
We would recommend to add 4 teaspoons per 200 U.S. gallons of API Pond Zyme twice a week for two weeks for spring start up and end of season application.












