trombe wall

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 Keya Lea

Tennis Ball ‘Trombe Wall’ Dog House

Tennis Ball ‘Trombe Wall’ Dog House

Built with salvaged or repurposed materials wherever possible, Pesto’s house has a redwood frame for weather resistance. The sliding roof lets the sun in and keeps the weather out and the wind-scoop design keeps the house ventilated.

 Keya Lea

A Passive Solar House with Trombe Walls

A Passive Solar House with Trombe Walls

Tucked away where the canyon country meets the mountains, is a beautiful passive solar home built with two Trombe Walls. People who live in passive solar homes tend to exude a certain passion and excitement about their houses. It’s as if they have a really cool treasure house that is simultaneously philosophically and economically pleasurable […]

 Keya Lea

How A Pottery Water Wall Works

How A Pottery Water Wall Works

Could the Pottery Water Wall be the answer to energy efficient building within arid, desert environments? A recent passive solar submission came from an architect/designer based in Dubai, UAE.

 Keya Lea

Passive and Active Solar Retrofit on a Traditional Adobe

Passive and Active Solar Retrofit on a Traditional Adobe

An older adobe home was transformed to become an efficient, modern house with a south facing sun room and a south facing two-story Trombe wall.

 Keya Lea

Zion National Park Visitor Center – Efficient and Passive Solar

Zion National Park Visitor Center – Efficient and Passive Solar

The highlights of the building are the passive solar heating and cooling, a Trombe wall, an active solar photovoltaic array, natural ventilation with clerestory windows and innovative cooling towers.

 Keya Lea

For Aggressive Efficiency, Choose Passive Solar

For Aggressive Efficiency, Choose Passive Solar

By NORBERT M. LECHNER As we discussed in the November/ December issue, low-hanging solar-responsive design strategies reduce a building’s energy consumption and typically cost less than the high-hanging solar-collecting technologies — or nothing at all. (See Choose the Low-Hanging Fruit by Lechner.) In this issue we focus on passive solar heating techniques.   Most passive […]

 Keya Lea

How Passive Solar Keeps You Cool in the Summer

How Passive Solar Keeps You Cool in the Summer

The dog days of summer are upon us.

It’s hot.

Yet well-built passive solar houses are cool.

 Keya Lea

The Summer Solstice!

The Summer Solstice!

The summer solstice is significant to passive solar building because they are built to take advantage of the sun’s predictable path through the sky.

This helps them to stay cool in the summer and warm in the winter.

 Keya Lea

The Best of the Solar Decathlon

The Best of the Solar Decathlon

Spanning over two years of work, architecture and engineering schools pooled their best and brightest to build efficient solar houses in the Solar Decathlon.

 Keya Lea

The Significance of the Winter Solstice

The Significance of the Winter Solstice

Today is December 21st, the day of the winter solstice. It is the shortest day of the year in terms of daylight as the sun ‘travels’ its lowest and shortest arc through the sky*.