Simple, easy to read plans allow you to build your own super efficient batch rocket mass heater. Easy to cut and work with, ceramic fiber board allows easy, quick construction of the highest perfomance stove core possible. Easy hardware solutions and clear brick layout simplifies the build. Tested and proven dimensions mean you get it right the first time. Build a warm cozy masonry heater for the center of your home to provide a lifetime of heating, cooking, and memories.