TetraPond® Pond Block®, 4 Count and 50 Count Containers Size:Fifty Pack 5 Liters 5060088875933

5 Liters 5060088875933

all of the filter media is utilized for maximum filtration

All tubing includes insert couplings to connect different lengths easily and securely

it provides supplemental aeration which improves the quality of pond water and its inhabitants

4oz 98948 742575989488 Dry Beneficial Bacteria

TetraPond® Pond Block®, 4 Count and 50 Count Containers Size:Fifty Pack 5 Liters 5060088875933TetraPond 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.