“The cost of propane to heat the house … has only been about $350 from July through May! Pretty remarkable for a 3,800-square-foot home in this climate!"

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"We wanted to have a very well‐built, energy‐efficient home for our new residence in the mountains of Durango, Colorado. Our electric bills have been zero (we actually have a net credit due to our photovoltaic system). The cost of propane to heat the house … has only been about $350 from July through May! Pretty remarkable for a 3,800-square-foot home in this climate!"

– Homeowner