MarketWatch’s Bill Sanderson reports on the popularity of off-grid solar systems in Hawaii, where electricity costs 2.5 times more than the average price on the mainland. Solar and battery systems have some unique issues, he reports, including high initial costs, the need for special appliances, and solar system maintenance. One thing that’s not an issue? Heating and cooking. “Propane gas is the best way to fuel a solar home’s water heaters, clothes dryers, and cooking ranges,” says his source, Kawika Stevens, sales manager and chief solar technician for Off-Grid Solar Specialists. The author adds: “Even in Hawaii — where all fuel is shipped in from elsewhere — running stoves and other heating appliances off propane is better than using solar-generated electricity.”

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