Image: Illust passive solar d1
Illust_passive_solar_d1.gif (319 × 216 pixels, file size: 60 KB, MIME type: image/gif)
Description: Passive solar heating illustration.
Title: Illust passive solar d1
Credit: http://www.eere.energy.gov/de/passive_solar_design.html
Author: http://www.eere.energy.gov
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
The following 2 pages link to this image:
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