
How Much Will it Cost Me to Have Free Heat?
Solar Heater / Furnace - Soda Cans? Passive?
Aluminum Soda / Pop Can Solar Heater / Furnace
Daniel Strohl got a whole bunch of people talking by posting details of his soda can garage heater:
He made a second version that's apparently…

Thermal Massification
This article is an attempt to journal my experiments with adding thermal mass on and around my small woodstove in my 2-story, 2-car garage. This is my shop. This is where I play, build, tinker and wrench on things. It needs to be warm…
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