Rocket Mass Heaters Instructional DVD

See more at Rocket Mass Heaters are a super-efficient, wood-burning heater. - Provide safe overnight warmth from a daytime fire - Use 1/4 to 1/10 of the firewood compared with common wood-burning stoves - Burn clean, producing very little smoke and no creosote - Can be owner-built with local, non-toxic, and recycled materials - Adaptable design for cozy seating, heated floors, beds, greenhouses, and more. Join us for a step-by-step walkthrough of proven methods for building your own rocket mass heater.