API Pond-Zyme Sludge Destroyer Pond Sludge Remover, 8-oz jar
By API
$16.24 First Time Autoship Price
this orderSave 35% (up to $20) today when you set up Autoship.Â
$23.74 Autoship Price
(-5%) future orders
Keep saving 5% on every order
Get deliveries on your schedule
Skip, change, or cancel anytime
$24.99 Chewy Price
($3.13 /oz)
Save $2.99 (-11%)
$27.98 List Price
Tooltip Available
Promo, Spend $100, Get $30 eGift Card with code NEWYEAR
Promo, New Customers Only: Spend $49+, Get $20 eGift Card + Free Shipping with code: WELCOME
In Stock
FREE 1-3 day delivery on first-time orders over $35
Free 365-day returns
Tooltip Available
Frequently bought together
- DealAPI Pond Algaefix Algae Control Solution, 2.5-gal bottle$130.00 Chewy Price$195.98 List Price$123.50 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealTetra Pond Sticks Goldfish & Koi Fish Food, 3.70-lb bag$24.87 Chewy Price$41.89 List Price$23.63 Autoship PricePromo, New Customers Only: Spend $49+, Get $20 eGift Card
- DealAPI Pond Ecofix Sludge Destroyer Pond Water Clarifier & Sludge Remover, 1-gal bottle$67.50 Chewy Price$107.98 List Price$64.12 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealAPI Pond Accu-Clear Clarifier, 1-gal bottle$57.59 Chewy Price$92.48 List Price$54.71 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealAPI Pond Cool Water Koi & Goldfish Food, 1.4-lb bag$20.50 Chewy Price$27.98 List Price$19.48 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealSummit Clear-Water Barley Straw Pond Treatment, 1 count$8.59 Chewy Price$10.85 List Price$8.16 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealAPI Pond Stress Coat Water Conditioner, 32-fl oz bottle$23.50 Chewy Price$36.48 List Price$22.32 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealAPI Pond Master Test Kit, 500 count$30.14 Chewy Price$48.98 List Price$28.63 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealMicrobe-Lift Autumn & Winter Prep Pond Water Treatment, 32-oz bottle$33.23 Chewy Price$41.54 List Price$31.57 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- DealFluval Clear-Carb for AC50 Aquarium Power Filter$7.49 Chewy Price$7.12 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
- Fluval 306 & 307 Canister Filter Bio-Foam Value Pack Fish Filter Cartridge$12.42 Chewy Price$14.99 List Price$11.80 Autoship PricePromo, New Customers Only: Spend $49+, Get $20 eGift Card
- DealSummit Clear-Water Barley Straw Extract Pond Treatment, 32-oz bottle$14.99 Chewy Price$14.24 Autoship PricePromo, Spend $100, Get $30 eGift Card with code NEWYEAR +1 deal
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.













