Glass Reactor Ai 20L Single Or Dual Jacketed Systems With Air MotorGlass Reactor Ai 20L Single Or Dual Jacketed Systems With Air Motor This New Model R20a with air motor customers can use it in a C1D1 environment without having to buy the more expensive EX retrofit version. Ai R series single dual jacketed glass reactors are designed for synthetic reaction of different types of materials in a controlled temperature and vacuum environment. Each reactor features adjustable stirring speeds and a constant pressure