An Off-Grid Electric Hot Tub
Natural Building
AUGUST 14, 2021
John Root is a longtime solar pioneer and this is his journey to powering an off-grid hot tub at 6,000 feet in the Sierra Nevada mountains: “I’ve been living on- and off-grid for 40 years. I started out building hot-air solar collectors and designing root cellars with sunspaces on top. For those designs, I fed air to the root cellar via a 50-foot ground tube.
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