Tetra 250ml FilterActive Aquarium Water Treatment New Rated voltage (primary

Rated voltage (primary

Model: 2500GUV

This helps to improve the gaseous exchange at the water surface while efficiently removing floating organics

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Tetra 250ml FilterActive Aquarium Water Treatment New Rated voltage (primaryTetra FilterActive is an essential treatment for all freshwater and tropical aquariums. It keeps your filter biologically active and helps to keep it cleaner for longer. Containing live starter bacteria and sludge reduce bacteria, the treatment accelerates the biological degradation of ammonia, nitrite, fish waste, sludge, food and plant remains and filter mud. Important bacteria can be lost through regular maintenance, such as during water changes,