Keep it flowing: Tour of a house that thrives on air circulation, saves energy cost

Tour of a house that thrives on air circulation, saves energy cost

The white-painted section of the roof of Chitra Vishwanath’s residence-cum-office in Bengaluru is pleasantly warm. “Come, stand here,” she calls from a section where the roof is coloured sour yellow. A few steps away and it becomes blistering hot. “A white roof makes a difference of several degrees when it comes to indoor temperature,” says Vishwanath who is the principal architect and managing director of Biome Solutions, a green architecture firm.

Another section of the roof has been covered with sheets made of agricultural waste. They are placed a few inches above the concrete roof which prevents heating up of the surface.

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