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© 2012 HPEF, all rights reserved. Free for private, non-commercial, use only. Please credit Jenn Racek and HPEF if photos are printed, published or reposted in any form.
This is a shot through a thin film pv window. not the wisest use of pv as the glazing was set back far into the reveal. installed for demonstration purposes rather than maximum energy production.
Workshop: Klimafreundliche Alltags- und Ferienmobilität | Heinz Högelsberger, Global 2000 | Foto: Jasmin Schuller