Sponge Filter - Type 3 sterbai Biological filtration is the most

Biological filtration is the most important stage of any aquarium

and you have a system that's easy to manage

fluctuating water conditions

This flexibility makes it easy to place the heater discreetly within most aquariums while still ensuring effective heat distribution

Sponge Filter - Type 3 sterbai Biological filtration is the mostDescription: Sponge filters are one of the most trusted filtration methods in the aquarium hobby, and for good reason. They're simple, reliable, gentle on water flow, and provide both mechanical and biological filtration in one unit. Powered by an air pump rather than an electric motor, there are no impellers to harm shrimp or fish fry, and the slow, steady draw of water through the sponge is safe for even the smallest and most delicate livestock. The