Rocket mass heaters can be build and sculpted with recycled and natural materials. A rocket mass heater offers great efficiency, artistic freedom and allow you to build your own with just basic construction knowledge. Find out more at www.naturalhomes.org/permahome/rocket-mass-heater-basics.htm
8 Things You Need to Know About Rocket Mass Heaters: Rocket mass heaters provide a multitude of opportunities for heating your home in a clean, efficient, cheap way. They also give us the massive opportunity to do something and build something that can save the environment we live in!