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Specifically designed for marine environments
Make the smart choice for your aquarium with these reliable filter floss pads
the back chamber can be filled with stones or pebbles
Replace the cartridge if water pools on the surface
Size: Standard fit for compatible UV systems
JBL Denitrol - New Tank Bacteria Starter Select:250ml Specifically designed for marine environmentsNature at home home for fish and plants Fish need to be as comfortable in the aquarium as they are in nature. When setting up an aquarium and during partial water changes the aquarium needs sufficient bacteria to be biologically cleaned and to quickly break down harmful substances. Bacterial starters contain highly active beneficial bacteria which break down the ammonium ammonia and nitrite as well as the fish excrements and other waste in the water.
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