ID 96008971725 © Valigursky | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
air architecture arrow building collector concept cycle diagram drawing energy environment exchanger factory frame geothermal green groundwater heat heating illustration industry issue mill model outline perspective power pump refrigeration renewable schematic scheme symbol technology thermal transparent vector water wire