Rocket Mass Heater

Rocket Mass Heater that I made in my shop for heat, the building is 30 x 40 and does not have a ceiling in it yet but does have plastic stapled up to the ceiling joist to help keep the heat in. everything is a work in progress, there is never enough time to get things done.

This is the book I have
https://www.amazon.com/Rocket-Mass-Heaters-Superefficient-Woodstoves/dp/0966373839/ref=sr_1_4?ie=UTF8&qid=1543768864&sr=8-4&keywords=rocket+mass+heater+book

Видео Rocket Mass Heater канала Midwest Redneck