Roof element comprising a metal base (4) with one side coated with a transparent polymeric coating (5) and the opposite side comprising a contact surface for a cooling medium flow path (6). Coolant, e.g., water, can be guided along the contact surface and cooled, for instance at night. Heat from the coolant medium is dissipated and radiated by the roof element. The cooled coolant is subsequently transported to a storage, such as an aquifer.
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Published patent application
Disclosure date: 10-02-2007
Publication date: 09-16-2009
Applicant: HELIANTHOS B V, NL
Inventor: KRISTINSSON JON, NL ; DUBBELDAM GERRIT CORNELIS, NL
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