Airmax® Algae Defense® Fast-Acting Algaecide - 1 Gallon Color Changing sand filter

sand filter

and proper circulation in the pond via a pump

Some are parts of the valve assembly: Valve Handle

including ponds that contain fish

Airmax® Algae Defense® Fast-Acting Algaecide - 1 Gallon Color Changing sand filterAirmax Algae Defense is a rapid acting liquid contact algaecide, formulated to treat filamentous algae, bottom growing chara, or planktonic algae. Algae Defense can be mixed with pond water and sprayed directly onto target algae for fast acting results. Algae Defense is not recommended in ponds with koi, goldfish, grass carp or trout, but it is great for fresh water lakes, potable water reservoirs, fish hatcheries and game fish ponds. For best