Fountec’s® organic polymers keep statuary water cleaner, clearer, and algae-free without chlorine and laborious scrubbing. This EPA registered product utilizes a unique control mechanism to kill and inhibit algae without harming the environment. Unaffected by heat, sunlight, and evaporation, Fountec® also outlasts and outperforms copper, enzyme and quat based products. A small does of Fountec® lasts up to a week or more and is very economical due to its concentrated formula. Fountec® treated water is very safe for birds, plants, pets, and animals, but this formulation is not safe for fish.