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!
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