Tetra Sludge Reducer Blocks - 4 Blocks per Pack

Benefits: Contains beneficial bacteria and enzymes to maintain pond's natural biological balance.

Great for setup and maintenance

Pond Sludge Reducer blocks contain billions of beneficial bacteria and enzymes that quickly break down the unsightly wastes that accumulate on the bottom of ponds as a sludge layer.

Pond Sludge Reducer blocks are also ideal when setting up a new pond and during the spring start-up and fall shutdown of established ponds. The blend of bacteria and enzymes is beneficial for developing and maintaining the pond's biological balance resulting in a cleaner and clearer pond.

Directions for use: Starting and Maintaining Ponds: Use one Pond Sludge Reducer block for each 250 US gallons of pond water once a month.

Cleaning Dirty Ponds: Use one Pond Sludge Reducer block for each 250 US gallons of pond water every week for one month. After month's end, use once a month to maintain pond.

• Safe for Ornamental pond fish and plants
• Safe to use with all Tetra Pond Products
• Not for use on food fish
• For containerized ponds only