TetraPond® Pond Block® - Pack of 6
TetraPond® Pond Block® - Pack of 6
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TetraPond® Pond Block Algae Control helps clear cloudy water and remove algae from ornamental ponds and fountain water. Pond Block® is limited for use in backyard/homeowner ponds and water fountains. For containerized ponds only. Not recommended for use with live plants. EPA registered.