Continuum Aquatics Bacter Clean-F, loosens debris & detritus; cleans live rock & other surfaces in all freshwater & planted aquariums, 250ml Cleans rock and other surfaces in freshwater and planted aquariums Loosens debris and detritus Unique microbial / enzyme culture will also rapidly breakdown organic waste, leftover food, debris and detritus in freshwater aquariums, providing essential water quality improvement Made in the USA