Domestic ventilation system. Engineer fitting a controlled ventilation system in the roof space of a passive house. Passive houses are built to be hig

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Domestic ventilation system. Engineer fitting a controlled ventilation system in the roof space of a passive house. Passive houses are built to be highly energy efficient. Because of this they are very tightly sealed and therefore need controlled ventilation systems to maintain air quality. Photographed in Belgium.

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Size: 5125px × 3410px
Photo credit: © ERIC HERCHAFT/REPORTERS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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