Just about every marine aquarium product manufacturer is getting in on the fluidized media reactor game, and the new AquaMAxx reactors are built with a couple extra tricks. Heavy duty construction, a full suite of fittings and filter pads is about par for the course with media reactors, but the AquaMaxx biopellet media reactors produce a unique spinning, mixing motion that is the kind of aggressive biopellet mixing that most users are looking for in the next crop of biomedia mixers. The regular and biopellet reactors come in two sizes, shipping soon starting at about $65.