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Helps to prevent cloudy water when used with a filter. Removes suspended algae.

Reliable and accurate oxygen test for fresh and saltwater systemsMaintain proper oxygen level for healthy water conditionsDetect and prevent harmful oxygen deficit conditionOxygen is vital for a healthy aquatic environment for fish and plants. Tetratest O2 lets you measure and monitor oxygen concentration to ensure proper oxygen levels for healthy fish and plants and efficient biological filtration. Detect harmful oxygen deficient conditions and prevent potential loss due to oxygen-poor conditions. 30 tests. For fresh and saltwater systems.Please note: This item is shipped by standard ground service only. We apologize for any inconvenience.Please click on "More Information" for general information, instructions, and specifications.

Controls green water and string algae. For use with fish and plants. Treats 6000 gallons.

Tetra Pond Aqua Safe transforms tap water into "pond water" that is safe and healthy for fish and plants. Use when setting up the pond and whenever you add water.

Pond Water Conditioner - neutralizes harmful elements to turn tap water into "pond water."

Reduces pond maintenance and results in naturally clear water. Safe for fish and plants. Replaces barley bales. Treats 1250 gallons.

Complete nutrition for all cold water pond fish.

Staple diet for Koi and other pond fish. Contains natural color enhancers.

Tetrapond's Spring & Fall Diet for Koi and all other pond fish is made with wheatgerm to help transition fish in and out of winter.

A variety of food sticks that enhance color for goldfish or koi.