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Cooling your house without electricity

Air conditioning is a necessary part of modern life, but it comes with a major drawback: it’s a major contributor to CO2 emissions and other pollutants. It also usually requires electricity, so if you’re living off grid it can be challenging. Passive Cooling Strategies in Architecture Natural Ventilation Natural ventilation is a passive cooling strategy …

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Passive Solar Cooling in Hot Humid Climates

When reading about passive solar, the focus in many books is on solar heating. But many of us live in places where for much of the year it’s plenty hot already! So what about passive solar cooling? For example where I live in Southern Spain, is very close to what is considered to be Europe’s …

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Diagram of a Heat Pump

How Does a Heat Pump Work for a Swimming Pool?

Heat pumps are often used in the summer to help cool a home. However, they can also be used to help keep a pool warm in the winter. Here’s how a heat pump works for a swimming pool. A heat pump uses electricity and refrigerant to move heat from one place to another. It does …

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