Esha Protalon 7.0.7

eSHa Protalon 707 inhibits algae growth in freshwater aquariums. It is well tolerated by ornamental fish and aquarium plants. Protalon works reliably against filamentous algae, red algae, lupine or blue-green algae, pebble and various other types of algae. With the eSHa Protalon 707 you can prevent algae in your aquarium in a completely natural and biological way!