Maintenance products Tetra Algostop Depot 12

This product is a long-lasting algae treatment in tablet form for your freshwater aquarium. Tetra Medica Algostop destroys penicillate and filamentous algae. It also prevents the appearance of all types of algae. It's an extremely effective broad-spectrum algicide!

Long-lasting action: works for 6 weeks. Harmless to plants, fish and micro-organisms (within recommended doses).