EXCELLENT IDEA - Wood stove water heater ''LIVING OFF THE GRID'' I know someone who built a much larger boiler & have heated their 1500 sqft. log home & hot water for the past 30 years.....Survivalism !
▶ Compost Heater - Permaculture Our Urban Design Part 6 - YouTube When it's made right, compost creates heat. And that heat can be put to good use. Search YouTube for "compost" and "heat," and you'll find plenty of videos exploring compost-heated showers and greenhouses. But permaculture expert Chris Towerton has been experimenting with a heat exchange system to power a radiator in one of his upstairs bedrooms.