Free Heat for Missoula - Free Cycles: Rocket Mass Heaters + Q&A nov 23, 2025

Join permaculture innovator Paul Wheaton for a presentation on Rocket Mass Heaters (ultra-efficient, wood-powered heaters that store warmth in a thermal mass and dramatically reduce fuel use and emissions.)

After the talk, there will be a Q&A  session to dig into your designs, builds, and “will this work in my place?” questions.


When: November 23 at noon to 2PM
Where: Free Cycles, 732 S. 1st St. West, Missoula, MT 59801
freecycles.org

Free Cycles is Missoula’s community bike shop and gathering space in the heart of town—an ideal spot to swap ideas about low-tech, community-scale solutions.
freecycles.org

Here is a quick vid taken at caras park.  We built a rocket mass heater in an hour and ten minutes and fired it up.  And we did a lot of exploration of the exhaust.

Beautiful, free heat for everyone in montana.

Here is a two minute video explaining what a rocket mass heater is https://www.youtube.com/watch?v=fwCz8Ris79g

Here is a two minute video showing a day in the life of a rocket mass heater https://www.youtube.com/watch?v=XZYqtsH-0Cw

Here is a three minute video showing how a rocket mass heater can be so efficient https://www.youtube.com/watch?v=A-xK7vZd7nk

https://permies.com/heat