The UNS Bio Block is the perfect addition to the aquarium filtration system. This block provides ample surface area that serves as an optimal habitat for nurturing beneficial bacteria. The presence of these beneficial microorganisms play a crucial role in biological filtration and serve as a key indicator of a well-established, cycled aquarium. This type of bacteria is responsible for breaking down harmful substances into nitrates which are less toxic to the environment. The UNS Bio Block comes in a pack of 3 and its small size can be easily incorporated into any filtration system! UNS Bio Block Highlights - Improved Filtration: The UNS Bio Block offers a compact design and ideal surface for the colonization of beneficial bacteria. An established colony is important for improved balance and overall health of the aquarium.- Unique Design: Designed to work with the Ultum Nature Systems Dual All In One Media Tower, the UNS Bio Block integrates seamlessly and provides wonderful benefits to the aquarium. Model Specifications Model Dimensions (IN)W x D x H Compatibility Bio Block 2.75 x 1.18 x 0.78 UNS Dual AIO Media Tower
