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formulated to treat bacterial
Keepers monitoring KH
Helps protect the filter and other filter media from rapid soiling
Do not use if the water temperature is above 30 °C (86 °F)
Juwel bioPlus Fine Filter Sponge Size:Large formulated to treat bacterialJuwel bioPlus Fine Filter Sponge Juwel bioPlus Fine Filter Sponge is a fine pore aquarium filter medium designed for biological filtration in Juwel filter systems. It is suited to freshwater and saltwater aquarium keepers who want to support slow, even water flow through the biological filtration area without introducing chemical residue. Key Benefits Provides biological filtration characteristics for aquarium filtration. Fine pore structure creates a