May 28 @ 9:26 pm
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Create useful heat efficiently from local materials !

Tour the buildings & Stoves on site, Hands-on: mockup of combustion unit, mixing cob & finish plaster, make a model of an Earth Oven and a Rocket Cooker. Principles of construction, code.  Bring a bag lunch.

Also experience a Rumford Fireplace, Rocket Stove Cooker, and see Hay Box, Solar Oven and Earth Oven!


Saturday, January 25th  9:30a -5p

  • Principles of Rocket Stove and Fire.
  • Evolution of the use of fire
  • Fire up Fire Devices on-sit e! Rocket Stove Mass Heater, Rocket Stove Cooker, Earth Oven, Rumford Fireplace.
  • Mock-up of the Rocket Stove Combustion Unit, Outdoor, hands-on construction & firing.
  • Make a Cob Block and see an Earth Plaster demo.



Sunday, January 26th  9:30a – 5p

  • Lecture Class / Q&A : Design & Building principles of a basic Earth Oven
  • Hands-on,: Construct  the basic dome of a 1/2 scale oven as a team,
  • Cob Making:  Learn to identify earth, mix and apply a “Cob” mix.
  • Demo of the insulation layer.
  • Earth Oven – Fire it up and BAKE PIZZA for Lunch. at 1p.


Green Exchange

  • $125 for both days prepaid 2 wks in advance, or $150  after if there is room.
  • $20 “Bring-a-Friend” Discount for each person
  • Some 1/2 Pay Scholarships available.
  • Option: Attend Saturday or Sunday only:  $80/$90 per day.
  • Fee Includes a copy of the new edition of the Rocket Mass Heater Book and online handouts.  (Or a copy of the Earth Oven book by Kiko Denzer).
  • Overnight Option:  Supper, overnight accommodations & breakfast just $15 extra.

Limited to 12 participants.

REGISTRATION – click here for tickets !



January 25, 2020 @ 9:30 am
January 26, 2020 @ 5:00 pm
$63 – $1507