Burn Chambers for Rocket Mass Heaters: The pluses and minuses of various types of burn chambers

The right materials produce the best results and in this booklet we talk about the pros and cons of some of the most often used materials to build the burn chambers for rocket mass heaters. We look at the most basic/primitive type using brick and move forward to some high tech burn chambers that have some nifty little tricks up their sleeves of optimal efficiency. Links to videos, websites, dvd's and other instructional information are all provided along the way.