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The author’s home boasts numerous large south-facing windows that enable passive solar heating of the entire house, even in single-digit temps. In the early 1980s, an American energy crisis had passed ...

As a former realtor, general contractor and greenhouse operator, Kristi has touched nearly all aspects of homeownership, from the foundation up. Today, Kristi is a full-time investing and real estate ...

What if you could design a house that on a cold day would stay at 70 degrees inside without running the furnace? It's already being done. Building upon the work of North American passive solar ...

The passive-house building standard relies on lots of insulation and intentional design to use as little energy as possible for heating and cooling. "Things like 'passive house' have become more ...

When it comes to renewable energy at home, solar panels are often the first option that comes to mind, leaving homeowners with the choice between monocrystalline or polycrystalline solar panels, and ...

Switch to solar with a system built for you. Solar water heaters work by absorbing sunlight in solar collectors and saving the heated water in a storage tank. Both active and passive solar water ...

In the middle of a Maine winter, a super insulated house keeps its family warm. There's no furnace — just a small heat pump. The same heat pump is used to cool the home in the summer months. What if ...