Make a $4 emergency biomass stove from concrete blocks

“In the aftermath of a disaster, purifying drinking water may be a priority. The quickest, safest method could be boiling. This biomass stove only requires four concrete blocks, a tin can with both ends cut out and a gas stove … Continue reading →

Rocket Mass Heater Builder’s Guide Kickstarter

Hi Owen, I wonder if you’d consider posting our Kickstarter project, for a new book entitled the Rocket Mass Heater Builder’s Guide. This book shows how to build a rocket mass heater, so you can enjoy overnight comfort from a … Continue reading →

Rocket-fired Griddle Oven — Free Plans

Kelly Hart posted an interesting story the other day about a Rocket-fired Oven and Griddle that really caught my eye. I think lots of readers would be interested in learning more about this stove. There’s some additional info on the … Continue reading →