This was excellent for the basics, and gave some good info on various energy efficient ways to heat your home such as solar power, radiant heat, etc, but otherwise pretty basic.

The last chapter gives 30 ways to be more energy efficient. Of these, the least helpful was to skip the dishwasher drying cycle, and the most helpful was a tie between sealing the HVAC ducts and getting a solar hot water heater and going DIY to save $$.

Good if you need a basic reference, not so good if you're already well on the path of saving energy.

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