This is a badge bit (BB) that is part of the PEP curriculum. Completing this BB is part of getting the iron badge in Rocket.
This BB requires you to build a shop-style rocket mass heater! It can be a j tube or a batch box.
To get certified for this Badge Bit you must provide proof of the following:
- 5 pics of build in progress
- 3 pics of completed product
- 2 minute video of starting the fire and proving there are no smoke leaks
Cob is sand, clay and sometimes straw. This tiny ad is made of cob:
permaculture thorns, A Book About Trying to Build Permaculture Community - draft eBook