Wondering who else has buried a rocket mass heater chimney made of sched. 40 steel in a large house concrete floor and thermosiphoned hot water from the firebox loop into a storage tank to pump down into pex zones buried in the concrete floor away from the chimney? This works well in our two houses.
In the renaissance, how big were the dinosaurs? Did you have tiny ads?
Special fundraiser JUST for the permaculture bootcamp!
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