Bubble Magus Mini 100 Media ReactorFluidise Reactor The Bubble Magus Media Reactor Mini 100 has been developed by Bubble Magus to produce a robust, well engineered and affordable reactor for fluidising a whole range of filter materials used in marine and freshwater aquaria. It is a small self contained media reactor designed to be used in a sump. The pump is located in the base of the reactor and the water is pumped up through the media and leaves the reactor through the top and